306117210

素因数分解:

$2^1\times 3^1\times 5^1\times 7^3\times {\mathrm{71}}^1\times {\mathrm{419}}^1$

素因数の和:521

約数の個数: 128

約数和(自身を含む): 870912000

約数和(自身を除く): 564794790

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 70, 71, 98, 105, 142, 147, 210, 213, 245, 294, 343, 355, 419, 426, 490, 497, 686, 710, 735, 838, 994, 1029, 1065, 1257, 1470, 1491, 1715, 2058, 2095, 2130, 2485, 2514, 2933, 2982, 3430, 3479, 4190, 4970, 5145, 5866, 6285, 6958, 7455, 8799, 10290, 10437, 12570, 14665, 14910, 17395, 17598, 20531, 20874, 24353, 29330, 29749, 34790, 41062, 43995, 48706, 52185, 59498, 61593, 73059, 87990, 89247, 102655, 104370, 121765, 123186, 143717, 146118, 148745, 178494, 205310, 208243, 243530, 287434, 297490, 307965, 365295, 416486, 431151, 446235, 615930, 624729, 718585, 730590, 862302, 892470, 1041215, 1249458, 1437170, 1457701, 2082430, 2155755, 2915402, 3123645, 4311510, 4373103, 6247290, 7288505, 8746206, 10203907, 14577010, 20407814, 21865515, 30611721, 43731030, 51019535, 61223442, 102039070, 153058605, 306117210]

約数ペア:

[(1, 306117210), (2, 153058605), (3, 102039070), (5, 61223442), (6, 51019535), (7, 43731030), (10, 30611721), (14, 21865515), (15, 20407814), (21, 14577010), (30, 10203907), (35, 8746206), (42, 7288505), (49, 6247290), (70, 4373103), (71, 4311510), (98, 3123645), (105, 2915402), (142, 2155755), (147, 2082430), (210, 1457701), (213, 1437170), (245, 1249458), (294, 1041215), (343, 892470), (355, 862302), (419, 730590), (426, 718585), (490, 624729), (497, 615930), (686, 446235), (710, 431151), (735, 416486), (838, 365295), (994, 307965), (1029, 297490), (1065, 287434), (1257, 243530), (1470, 208243), (1491, 205310), (1715, 178494), (2058, 148745), (2095, 146118), (2130, 143717), (2485, 123186), (2514, 121765), (2933, 104370), (2982, 102655), (3430, 89247), (3479, 87990), (4190, 73059), (4970, 61593), (5145, 59498), (5866, 52185), (6285, 48706), (6958, 43995), (7455, 41062), (8799, 34790), (10290, 29749), (10437, 29330), (12570, 24353), (14665, 20874), (14910, 20531), (17395, 17598)]