40872420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{37}}^1$

素因数の和:107

約数の個数: 216

約数和(自身を含む): 142289784

約数和(自身を除く): 101417364

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 19, 20, 30, 34, 36, 37, 38, 45, 51, 57, 60, 68, 74, 76, 85, 90, 95, 102, 111, 114, 148, 153, 170, 171, 180, 185, 190, 204, 222, 228, 255, 285, 306, 323, 333, 340, 342, 361, 370, 380, 444, 510, 555, 570, 612, 629, 646, 666, 684, 703, 722, 740, 765, 855, 969, 1020, 1083, 1110, 1140, 1258, 1292, 1332, 1406, 1444, 1530, 1615, 1665, 1710, 1805, 1887, 1938, 2109, 2166, 2220, 2516, 2812, 2907, 3060, 3145, 3230, 3249, 3330, 3420, 3515, 3610, 3774, 3876, 4218, 4332, 4845, 5415, 5661, 5814, 6137, 6290, 6327, 6460, 6498, 6660, 7030, 7220, 7548, 8436, 9435, 9690, 10545, 10830, 11322, 11628, 11951, 12274, 12580, 12654, 12996, 13357, 14060, 14535, 16245, 18411, 18870, 19380, 21090, 21660, 22644, 23902, 24548, 25308, 26714, 28305, 29070, 30685, 31635, 32490, 35853, 36822, 37740, 40071, 42180, 47804, 53428, 55233, 56610, 58140, 59755, 61370, 63270, 64980, 66785, 71706, 73644, 80142, 92055, 107559, 110466, 113220, 119510, 120213, 122740, 126540, 133570, 143412, 160284, 179265, 184110, 200355, 215118, 220932, 227069, 239020, 240426, 267140, 276165, 358530, 368220, 400710, 430236, 454138, 480852, 537795, 552330, 601065, 681207, 717060, 801420, 908276, 1075590, 1104660, 1135345, 1202130, 1362414, 2043621, 2151180, 2270690, 2404260, 2724828, 3406035, 4087242, 4541380, 6812070, 8174484, 10218105, 13624140, 20436210, 40872420]

約数ペア:

[(1, 40872420), (2, 20436210), (3, 13624140), (4, 10218105), (5, 8174484), (6, 6812070), (9, 4541380), (10, 4087242), (12, 3406035), (15, 2724828), (17, 2404260), (18, 2270690), (19, 2151180), (20, 2043621), (30, 1362414), (34, 1202130), (36, 1135345), (37, 1104660), (38, 1075590), (45, 908276), (51, 801420), (57, 717060), (60, 681207), (68, 601065), (74, 552330), (76, 537795), (85, 480852), (90, 454138), (95, 430236), (102, 400710), (111, 368220), (114, 358530), (148, 276165), (153, 267140), (170, 240426), (171, 239020), (180, 227069), (185, 220932), (190, 215118), (204, 200355), (222, 184110), (228, 179265), (255, 160284), (285, 143412), (306, 133570), (323, 126540), (333, 122740), (340, 120213), (342, 119510), (361, 113220), (370, 110466), (380, 107559), (444, 92055), (510, 80142), (555, 73644), (570, 71706), (612, 66785), (629, 64980), (646, 63270), (666, 61370), (684, 59755), (703, 58140), (722, 56610), (740, 55233), (765, 53428), (855, 47804), (969, 42180), (1020, 40071), (1083, 37740), (1110, 36822), (1140, 35853), (1258, 32490), (1292, 31635), (1332, 30685), (1406, 29070), (1444, 28305), (1530, 26714), (1615, 25308), (1665, 24548), (1710, 23902), (1805, 22644), (1887, 21660), (1938, 21090), (2109, 19380), (2166, 18870), (2220, 18411), (2516, 16245), (2812, 14535), (2907, 14060), (3060, 13357), (3145, 12996), (3230, 12654), (3249, 12580), (3330, 12274), (3420, 11951), (3515, 11628), (3610, 11322), (3774, 10830), (3876, 10545), (4218, 9690), (4332, 9435), (4845, 8436), (5415, 7548), (5661, 7220), (5814, 7030), (6137, 6660), (6290, 6498), (6327, 6460)]