85729140

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{3581}}^1$

素因数の和:3622

約数の個数: 144

約数和(自身を含む): 312923520

約数和(自身を除く): 227194380

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 28, 30, 35, 36, 38, 42, 45, 57, 60, 63, 70, 76, 84, 90, 95, 105, 114, 126, 133, 140, 171, 180, 190, 210, 228, 252, 266, 285, 315, 342, 380, 399, 420, 532, 570, 630, 665, 684, 798, 855, 1140, 1197, 1260, 1330, 1596, 1710, 1995, 2394, 2660, 3420, 3581, 3990, 4788, 5985, 7162, 7980, 10743, 11970, 14324, 17905, 21486, 23940, 25067, 32229, 35810, 42972, 50134, 53715, 64458, 68039, 71620, 75201, 100268, 107430, 125335, 128916, 136078, 150402, 161145, 204117, 214860, 225603, 250670, 272156, 300804, 322290, 340195, 376005, 408234, 451206, 476273, 501340, 612351, 644580, 680390, 752010, 816468, 902412, 952546, 1020585, 1128015, 1224702, 1360780, 1428819, 1504020, 1905092, 2041170, 2256030, 2381365, 2449404, 2857638, 3061755, 4082340, 4286457, 4512060, 4762730, 5715276, 6123510, 7144095, 8572914, 9525460, 12247020, 14288190, 17145828, 21432285, 28576380, 42864570, 85729140]

約数ペア:

[(1, 85729140), (2, 42864570), (3, 28576380), (4, 21432285), (5, 17145828), (6, 14288190), (7, 12247020), (9, 9525460), (10, 8572914), (12, 7144095), (14, 6123510), (15, 5715276), (18, 4762730), (19, 4512060), (20, 4286457), (21, 4082340), (28, 3061755), (30, 2857638), (35, 2449404), (36, 2381365), (38, 2256030), (42, 2041170), (45, 1905092), (57, 1504020), (60, 1428819), (63, 1360780), (70, 1224702), (76, 1128015), (84, 1020585), (90, 952546), (95, 902412), (105, 816468), (114, 752010), (126, 680390), (133, 644580), (140, 612351), (171, 501340), (180, 476273), (190, 451206), (210, 408234), (228, 376005), (252, 340195), (266, 322290), (285, 300804), (315, 272156), (342, 250670), (380, 225603), (399, 214860), (420, 204117), (532, 161145), (570, 150402), (630, 136078), (665, 128916), (684, 125335), (798, 107430), (855, 100268), (1140, 75201), (1197, 71620), (1260, 68039), (1330, 64458), (1596, 53715), (1710, 50134), (1995, 42972), (2394, 35810), (2660, 32229), (3420, 25067), (3581, 23940), (3990, 21486), (4788, 17905), (5985, 14324), (7162, 11970), (7980, 10743)]