1631917980

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{6197}}^1$

素因数の和:6249

約数の個数: 288

約数和(自身を含む): 6497487360

約数和(自身を除く): 4865569380

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 11, 12, 14, 15, 18, 19, 20, 21, 22, 28, 30, 33, 35, 36, 38, 42, 44, 45, 55, 57, 60, 63, 66, 70, 76, 77, 84, 90, 95, 99, 105, 110, 114, 126, 132, 133, 140, 154, 165, 171, 180, 190, 198, 209, 210, 220, 228, 231, 252, 266, 285, 308, 315, 330, 342, 380, 385, 396, 399, 418, 420, 462, 495, 532, 570, 627, 630, 660, 665, 684, 693, 770, 798, 836, 855, 924, 990, 1045, 1140, 1155, 1197, 1254, 1260, 1330, 1386, 1463, 1540, 1596, 1710, 1881, 1980, 1995, 2090, 2310, 2394, 2508, 2660, 2772, 2926, 3135, 3420, 3465, 3762, 3990, 4180, 4389, 4620, 4788, 5852, 5985, 6197, 6270, 6930, 7315, 7524, 7980, 8778, 9405, 11970, 12394, 12540, 13167, 13860, 14630, 17556, 18591, 18810, 21945, 23940, 24788, 26334, 29260, 30985, 37182, 37620, 43379, 43890, 52668, 55773, 61970, 65835, 68167, 74364, 86758, 87780, 92955, 111546, 117743, 123940, 130137, 131670, 136334, 173516, 185910, 204501, 216895, 223092, 235486, 260274, 263340, 272668, 278865, 340835, 353229, 371820, 390411, 409002, 433790, 470972, 477169, 520548, 557730, 588715, 613503, 650685, 681670, 706458, 780822, 818004, 824201, 867580, 954338, 1022505, 1059687, 1115460, 1177430, 1227006, 1295173, 1301370, 1363340, 1412916, 1431507, 1561644, 1648402, 1766145, 1908676, 1952055, 2045010, 2119374, 2354860, 2385845, 2454012, 2472603, 2590346, 2602740, 2863014, 3067515, 3296804, 3532290, 3885519, 3904110, 4090020, 4121005, 4238748, 4294521, 4771690, 4945206, 5180692, 5298435, 5726028, 6135030, 6475865, 7064580, 7157535, 7417809, 7771038, 7808220, 8242010, 8589042, 9066211, 9543380, 9890412, 10596870, 11656557, 12270060, 12363015, 12951730, 14315070, 14835618, 15542076, 16484020, 17178084, 18132422, 19427595, 21193740, 21472605, 23313114, 24726030, 25903460, 27198633, 28630140, 29671236, 36264844, 37089045, 38855190, 42945210, 45331055, 46626228, 49452060, 54397266, 58282785, 74178090, 77710380, 81595899, 85890420, 90662110, 108794532, 116565570, 135993165, 148356180, 163191798, 181324220, 233131140, 271986330, 326383596, 407979495, 543972660, 815958990, 1631917980]

約数ペア:

[(1, 1631917980), (2, 815958990), (3, 543972660), (4, 407979495), (5, 326383596), (6, 271986330), (7, 233131140), (9, 181324220), (10, 163191798), (11, 148356180), (12, 135993165), (14, 116565570), (15, 108794532), (18, 90662110), (19, 85890420), (20, 81595899), (21, 77710380), (22, 74178090), (28, 58282785), (30, 54397266), (33, 49452060), (35, 46626228), (36, 45331055), (38, 42945210), (42, 38855190), (44, 37089045), (45, 36264844), (55, 29671236), (57, 28630140), (60, 27198633), (63, 25903460), (66, 24726030), (70, 23313114), (76, 21472605), (77, 21193740), (84, 19427595), (90, 18132422), (95, 17178084), (99, 16484020), (105, 15542076), (110, 14835618), (114, 14315070), (126, 12951730), (132, 12363015), (133, 12270060), (140, 11656557), (154, 10596870), (165, 9890412), (171, 9543380), (180, 9066211), (190, 8589042), (198, 8242010), (209, 7808220), (210, 7771038), (220, 7417809), (228, 7157535), (231, 7064580), (252, 6475865), (266, 6135030), (285, 5726028), (308, 5298435), (315, 5180692), (330, 4945206), (342, 4771690), (380, 4294521), (385, 4238748), (396, 4121005), (399, 4090020), (418, 3904110), (420, 3885519), (462, 3532290), (495, 3296804), (532, 3067515), (570, 2863014), (627, 2602740), (630, 2590346), (660, 2472603), (665, 2454012), (684, 2385845), (693, 2354860), (770, 2119374), (798, 2045010), (836, 1952055), (855, 1908676), (924, 1766145), (990, 1648402), (1045, 1561644), (1140, 1431507), (1155, 1412916), (1197, 1363340), (1254, 1301370), (1260, 1295173), (1330, 1227006), (1386, 1177430), (1463, 1115460), (1540, 1059687), (1596, 1022505), (1710, 954338), (1881, 867580), (1980, 824201), (1995, 818004), (2090, 780822), (2310, 706458), (2394, 681670), (2508, 650685), (2660, 613503), (2772, 588715), (2926, 557730), (3135, 520548), (3420, 477169), (3465, 470972), (3762, 433790), (3990, 409002), (4180, 390411), (4389, 371820), (4620, 353229), (4788, 340835), (5852, 278865), (5985, 272668), (6197, 263340), (6270, 260274), (6930, 235486), (7315, 223092), (7524, 216895), (7980, 204501), (8778, 185910), (9405, 173516), (11970, 136334), (12394, 131670), (12540, 130137), (13167, 123940), (13860, 117743), (14630, 111546), (17556, 92955), (18591, 87780), (18810, 86758), (21945, 74364), (23940, 68167), (24788, 65835), (26334, 61970), (29260, 55773), (30985, 52668), (37182, 43890), (37620, 43379)]