71345430

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{211}}^1$

素因数の和:271

約数の個数: 144

約数和(自身を含む): 213215184

約数和(自身を除く): 141869754

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 17, 18, 26, 30, 34, 39, 45, 51, 65, 78, 85, 90, 102, 117, 130, 153, 170, 195, 211, 221, 234, 255, 289, 306, 390, 422, 442, 510, 578, 585, 633, 663, 765, 867, 1055, 1105, 1170, 1266, 1326, 1445, 1530, 1734, 1899, 1989, 2110, 2210, 2601, 2743, 2890, 3165, 3315, 3587, 3757, 3798, 3978, 4335, 5202, 5486, 6330, 6630, 7174, 7514, 8229, 8670, 9495, 9945, 10761, 11271, 13005, 13715, 16458, 17935, 18785, 18990, 19890, 21522, 22542, 24687, 26010, 27430, 32283, 33813, 35870, 37570, 41145, 46631, 49374, 53805, 56355, 60979, 64566, 67626, 82290, 93262, 107610, 112710, 121958, 123435, 139893, 161415, 169065, 182937, 233155, 246870, 279786, 304895, 322830, 338130, 365874, 419679, 466310, 548811, 609790, 699465, 792727, 839358, 914685, 1097622, 1398930, 1585454, 1829370, 2098395, 2378181, 2744055, 3963635, 4196790, 4756362, 5488110, 7134543, 7927270, 11890905, 14269086, 23781810, 35672715, 71345430]

約数ペア:

[(1, 71345430), (2, 35672715), (3, 23781810), (5, 14269086), (6, 11890905), (9, 7927270), (10, 7134543), (13, 5488110), (15, 4756362), (17, 4196790), (18, 3963635), (26, 2744055), (30, 2378181), (34, 2098395), (39, 1829370), (45, 1585454), (51, 1398930), (65, 1097622), (78, 914685), (85, 839358), (90, 792727), (102, 699465), (117, 609790), (130, 548811), (153, 466310), (170, 419679), (195, 365874), (211, 338130), (221, 322830), (234, 304895), (255, 279786), (289, 246870), (306, 233155), (390, 182937), (422, 169065), (442, 161415), (510, 139893), (578, 123435), (585, 121958), (633, 112710), (663, 107610), (765, 93262), (867, 82290), (1055, 67626), (1105, 64566), (1170, 60979), (1266, 56355), (1326, 53805), (1445, 49374), (1530, 46631), (1734, 41145), (1899, 37570), (1989, 35870), (2110, 33813), (2210, 32283), (2601, 27430), (2743, 26010), (2890, 24687), (3165, 22542), (3315, 21522), (3587, 19890), (3757, 18990), (3798, 18785), (3978, 17935), (4335, 16458), (5202, 13715), (5486, 13005), (6330, 11271), (6630, 10761), (7174, 9945), (7514, 9495), (8229, 8670)]