15707737480

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{181}}^1\times {\mathrm{947}}^1$

素因数の和:1247

約数の個数: 128

約数和(自身を含む): 37267776000

約数和(自身を除く): 21560038520

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 79, 116, 145, 158, 181, 232, 290, 316, 362, 395, 580, 632, 724, 790, 905, 947, 1160, 1448, 1580, 1810, 1894, 2291, 3160, 3620, 3788, 4582, 4735, 5249, 7240, 7576, 9164, 9470, 10498, 11455, 14299, 18328, 18940, 20996, 22910, 26245, 27463, 28598, 37880, 41992, 45820, 52490, 54926, 57196, 71495, 74813, 91640, 104980, 109852, 114392, 137315, 142990, 149626, 171407, 209960, 219704, 274630, 285980, 299252, 342814, 374065, 414671, 549260, 571960, 598504, 685628, 748130, 829342, 857035, 1098520, 1371256, 1496260, 1658684, 1714070, 2073355, 2169577, 2992520, 3317368, 3428140, 4146710, 4339154, 4970803, 6856280, 8293420, 8678308, 9941606, 10847885, 13541153, 16586840, 17356616, 19883212, 21695770, 24854015, 27082306, 39766424, 43391540, 49708030, 54164612, 67705765, 86783080, 99416060, 108329224, 135411530, 198832120, 270823060, 392693437, 541646120, 785386874, 1570773748, 1963467185, 3141547496, 3926934370, 7853868740, 15707737480]

約数ペア:

[(1, 15707737480), (2, 7853868740), (4, 3926934370), (5, 3141547496), (8, 1963467185), (10, 1570773748), (20, 785386874), (29, 541646120), (40, 392693437), (58, 270823060), (79, 198832120), (116, 135411530), (145, 108329224), (158, 99416060), (181, 86783080), (232, 67705765), (290, 54164612), (316, 49708030), (362, 43391540), (395, 39766424), (580, 27082306), (632, 24854015), (724, 21695770), (790, 19883212), (905, 17356616), (947, 16586840), (1160, 13541153), (1448, 10847885), (1580, 9941606), (1810, 8678308), (1894, 8293420), (2291, 6856280), (3160, 4970803), (3620, 4339154), (3788, 4146710), (4582, 3428140), (4735, 3317368), (5249, 2992520), (7240, 2169577), (7576, 2073355), (9164, 1714070), (9470, 1658684), (10498, 1496260), (11455, 1371256), (14299, 1098520), (18328, 857035), (18940, 829342), (20996, 748130), (22910, 685628), (26245, 598504), (27463, 571960), (28598, 549260), (37880, 414671), (41992, 374065), (45820, 342814), (52490, 299252), (54926, 285980), (57196, 274630), (71495, 219704), (74813, 209960), (91640, 171407), (104980, 149626), (109852, 142990), (114392, 137315)]