15207928425

素因数分解:

$3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{1931}}^1$

素因数の和:2064

約数の個数: 144

約数和(自身を含む): 30271812480

約数和(自身を除く): 15063884055

約数列:

[1, 3, 5, 9, 15, 17, 25, 29, 45, 51, 71, 75, 85, 87, 145, 153, 213, 225, 255, 261, 355, 425, 435, 493, 639, 725, 765, 1065, 1207, 1275, 1305, 1479, 1775, 1931, 2059, 2175, 2465, 3195, 3621, 3825, 4437, 5325, 5793, 6035, 6177, 6525, 7395, 9655, 10295, 10863, 12325, 15975, 17379, 18105, 18531, 22185, 28965, 30175, 30885, 32827, 35003, 36975, 48275, 51475, 54315, 55999, 86895, 90525, 92655, 98481, 105009, 110925, 137101, 144825, 154425, 164135, 167997, 175015, 271575, 279995, 295443, 315027, 411303, 434475, 463275, 492405, 503991, 525045, 685505, 820675, 839985, 875075, 951983, 1233909, 1399975, 1477215, 1575135, 2056515, 2330717, 2462025, 2519955, 2625225, 2855949, 3427525, 3975929, 4199925, 4759915, 6169545, 6992151, 7386075, 7875675, 8567847, 10282575, 11653585, 11927787, 12599775, 14279745, 19879645, 20976453, 23799575, 30847725, 34960755, 35783361, 42839235, 58267925, 59638935, 67590793, 71398725, 99398225, 104882265, 174803775, 178916805, 202772379, 214196175, 298194675, 337953965, 524411325, 608317137, 894584025, 1013861895, 1689769825, 3041585685, 5069309475, 15207928425]

約数ペア:

[(1, 15207928425), (3, 5069309475), (5, 3041585685), (9, 1689769825), (15, 1013861895), (17, 894584025), (25, 608317137), (29, 524411325), (45, 337953965), (51, 298194675), (71, 214196175), (75, 202772379), (85, 178916805), (87, 174803775), (145, 104882265), (153, 99398225), (213, 71398725), (225, 67590793), (255, 59638935), (261, 58267925), (355, 42839235), (425, 35783361), (435, 34960755), (493, 30847725), (639, 23799575), (725, 20976453), (765, 19879645), (1065, 14279745), (1207, 12599775), (1275, 11927787), (1305, 11653585), (1479, 10282575), (1775, 8567847), (1931, 7875675), (2059, 7386075), (2175, 6992151), (2465, 6169545), (3195, 4759915), (3621, 4199925), (3825, 3975929), (4437, 3427525), (5325, 2855949), (5793, 2625225), (6035, 2519955), (6177, 2462025), (6525, 2330717), (7395, 2056515), (9655, 1575135), (10295, 1477215), (10863, 1399975), (12325, 1233909), (15975, 951983), (17379, 875075), (18105, 839985), (18531, 820675), (22185, 685505), (28965, 525045), (30175, 503991), (30885, 492405), (32827, 463275), (35003, 434475), (36975, 411303), (48275, 315027), (51475, 295443), (54315, 279995), (55999, 271575), (86895, 175015), (90525, 167997), (92655, 164135), (98481, 154425), (105009, 144825), (110925, 137101)]