20145666420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{3229}}^1$

素因数の和:3415

約数の個数: 288

約数和(自身を含む): 70091723520

約数和(自身を除く): 49946057100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 23, 30, 33, 36, 44, 45, 46, 55, 60, 66, 69, 90, 92, 99, 110, 115, 132, 137, 138, 165, 180, 198, 207, 220, 230, 253, 274, 276, 330, 345, 396, 411, 414, 460, 495, 506, 548, 660, 685, 690, 759, 822, 828, 990, 1012, 1035, 1233, 1265, 1370, 1380, 1507, 1518, 1644, 1980, 2055, 2070, 2277, 2466, 2530, 2740, 3014, 3036, 3151, 3229, 3795, 4110, 4140, 4521, 4554, 4932, 5060, 6028, 6165, 6302, 6458, 7535, 7590, 8220, 9042, 9108, 9453, 9687, 11385, 12330, 12604, 12916, 13563, 15070, 15180, 15755, 16145, 18084, 18906, 19374, 22605, 22770, 24660, 27126, 28359, 29061, 30140, 31510, 32290, 34661, 35519, 37812, 38748, 45210, 45540, 47265, 48435, 54252, 56718, 58122, 63020, 64580, 67815, 69322, 71038, 74267, 90420, 94530, 96870, 103983, 106557, 113436, 116244, 135630, 138644, 141795, 142076, 145305, 148534, 173305, 177595, 189060, 193740, 207966, 213114, 222801, 271260, 283590, 290610, 297068, 311949, 319671, 346610, 355190, 371335, 415932, 426228, 442373, 445602, 519915, 532785, 567180, 581220, 623898, 639342, 668403, 693220, 710380, 742670, 816937, 884746, 891204, 1039830, 1065570, 1114005, 1247796, 1278684, 1327119, 1336806, 1485340, 1559745, 1598355, 1633874, 1769492, 2079660, 2131140, 2211865, 2228010, 2450811, 2654238, 2673612, 3119490, 3196710, 3267748, 3342015, 3981357, 4084685, 4423730, 4456020, 4866103, 4901622, 5308476, 6238980, 6393420, 6635595, 6684030, 7352433, 7962714, 8169370, 8847460, 9732206, 9803244, 10174579, 12254055, 13271190, 13368060, 14598309, 14704866, 15925428, 16338740, 19464412, 19906785, 20349158, 24330515, 24508110, 26542380, 29196618, 29409732, 30523737, 36762165, 39813570, 40698316, 43794927, 48661030, 49016220, 50872895, 58393236, 61047474, 72991545, 73524330, 79627140, 87589854, 91571211, 97322060, 101745790, 111920369, 122094948, 145983090, 147048660, 152618685, 175179708, 183142422, 203491580, 218974635, 223840738, 291966180, 305237370, 335761107, 366284844, 437949270, 447681476, 457856055, 559601845, 610474740, 671522214, 875898540, 915712110, 1007283321, 1119203690, 1343044428, 1678805535, 1831424220, 2014566642, 2238407380, 3357611070, 4029133284, 5036416605, 6715222140, 10072833210, 20145666420]

約数ペア:

[(1, 20145666420), (2, 10072833210), (3, 6715222140), (4, 5036416605), (5, 4029133284), (6, 3357611070), (9, 2238407380), (10, 2014566642), (11, 1831424220), (12, 1678805535), (15, 1343044428), (18, 1119203690), (20, 1007283321), (22, 915712110), (23, 875898540), (30, 671522214), (33, 610474740), (36, 559601845), (44, 457856055), (45, 447681476), (46, 437949270), (55, 366284844), (60, 335761107), (66, 305237370), (69, 291966180), (90, 223840738), (92, 218974635), (99, 203491580), (110, 183142422), (115, 175179708), (132, 152618685), (137, 147048660), (138, 145983090), (165, 122094948), (180, 111920369), (198, 101745790), (207, 97322060), (220, 91571211), (230, 87589854), (253, 79627140), (274, 73524330), (276, 72991545), (330, 61047474), (345, 58393236), (396, 50872895), (411, 49016220), (414, 48661030), (460, 43794927), (495, 40698316), (506, 39813570), (548, 36762165), (660, 30523737), (685, 29409732), (690, 29196618), (759, 26542380), (822, 24508110), (828, 24330515), (990, 20349158), (1012, 19906785), (1035, 19464412), (1233, 16338740), (1265, 15925428), (1370, 14704866), (1380, 14598309), (1507, 13368060), (1518, 13271190), (1644, 12254055), (1980, 10174579), (2055, 9803244), (2070, 9732206), (2277, 8847460), (2466, 8169370), (2530, 7962714), (2740, 7352433), (3014, 6684030), (3036, 6635595), (3151, 6393420), (3229, 6238980), (3795, 5308476), (4110, 4901622), (4140, 4866103), (4521, 4456020), (4554, 4423730), (4932, 4084685), (5060, 3981357), (6028, 3342015), (6165, 3267748), (6302, 3196710), (6458, 3119490), (7535, 2673612), (7590, 2654238), (8220, 2450811), (9042, 2228010), (9108, 2211865), (9453, 2131140), (9687, 2079660), (11385, 1769492), (12330, 1633874), (12604, 1598355), (12916, 1559745), (13563, 1485340), (15070, 1336806), (15180, 1327119), (15755, 1278684), (16145, 1247796), (18084, 1114005), (18906, 1065570), (19374, 1039830), (22605, 891204), (22770, 884746), (24660, 816937), (27126, 742670), (28359, 710380), (29061, 693220), (30140, 668403), (31510, 639342), (32290, 623898), (34661, 581220), (35519, 567180), (37812, 532785), (38748, 519915), (45210, 445602), (45540, 442373), (47265, 426228), (48435, 415932), (54252, 371335), (56718, 355190), (58122, 346610), (63020, 319671), (64580, 311949), (67815, 297068), (69322, 290610), (71038, 283590), (74267, 271260), (90420, 222801), (94530, 213114), (96870, 207966), (103983, 193740), (106557, 189060), (113436, 177595), (116244, 173305), (135630, 148534), (138644, 145305), (141795, 142076)]