15203969964

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{331}}^1\times {\mathrm{521}}^1$

素因数の和:972

約数の個数: 144

約数和(自身を含む): 40372899840

約数和(自身を除く): 25168929876

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 79, 93, 124, 158, 186, 237, 279, 316, 331, 372, 474, 521, 558, 662, 711, 948, 993, 1042, 1116, 1324, 1422, 1563, 1986, 2084, 2449, 2844, 2979, 3126, 3972, 4689, 4898, 5958, 6252, 7347, 9378, 9796, 10261, 11916, 14694, 16151, 18756, 20522, 22041, 26149, 29388, 30783, 32302, 41044, 41159, 44082, 48453, 52298, 61566, 64604, 78447, 82318, 88164, 92349, 96906, 104596, 123132, 123477, 145359, 156894, 164636, 172451, 184698, 193812, 235341, 246954, 290718, 313788, 344902, 369396, 370431, 470682, 493908, 517353, 581436, 689804, 740862, 810619, 941364, 1034706, 1275929, 1481724, 1552059, 1621238, 2069412, 2431857, 2551858, 3104118, 3242476, 3827787, 4863714, 5103716, 5345981, 6208236, 7295571, 7655574, 9727428, 10691962, 11483361, 13623629, 14591142, 15311148, 16037943, 21383924, 22966722, 27247258, 29182284, 32075886, 40870887, 45933444, 48113829, 54494516, 64151772, 81741774, 96227658, 122612661, 163483548, 192455316, 245225322, 422332499, 490450644, 844664998, 1266997497, 1689329996, 2533994994, 3800992491, 5067989988, 7601984982, 15203969964]

約数ペア:

[(1, 15203969964), (2, 7601984982), (3, 5067989988), (4, 3800992491), (6, 2533994994), (9, 1689329996), (12, 1266997497), (18, 844664998), (31, 490450644), (36, 422332499), (62, 245225322), (79, 192455316), (93, 163483548), (124, 122612661), (158, 96227658), (186, 81741774), (237, 64151772), (279, 54494516), (316, 48113829), (331, 45933444), (372, 40870887), (474, 32075886), (521, 29182284), (558, 27247258), (662, 22966722), (711, 21383924), (948, 16037943), (993, 15311148), (1042, 14591142), (1116, 13623629), (1324, 11483361), (1422, 10691962), (1563, 9727428), (1986, 7655574), (2084, 7295571), (2449, 6208236), (2844, 5345981), (2979, 5103716), (3126, 4863714), (3972, 3827787), (4689, 3242476), (4898, 3104118), (5958, 2551858), (6252, 2431857), (7347, 2069412), (9378, 1621238), (9796, 1552059), (10261, 1481724), (11916, 1275929), (14694, 1034706), (16151, 941364), (18756, 810619), (20522, 740862), (22041, 689804), (26149, 581436), (29388, 517353), (30783, 493908), (32302, 470682), (41044, 370431), (41159, 369396), (44082, 344902), (48453, 313788), (52298, 290718), (61566, 246954), (64604, 235341), (78447, 193812), (82318, 184698), (88164, 172451), (92349, 164636), (96906, 156894), (104596, 145359), (123132, 123477)]