215540208

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{1187}}^1$

素因数の和:1311

約数の個数: 120

約数和(自身を含む): 656864208

約数和(自身を除く): 441324000

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 48, 52, 72, 78, 97, 104, 117, 144, 156, 194, 208, 234, 291, 312, 388, 468, 582, 624, 776, 873, 936, 1164, 1187, 1261, 1552, 1746, 1872, 2328, 2374, 2522, 3492, 3561, 3783, 4656, 4748, 5044, 6984, 7122, 7566, 9496, 10088, 10683, 11349, 13968, 14244, 15132, 15431, 18992, 20176, 21366, 22698, 28488, 30264, 30862, 42732, 45396, 46293, 56976, 60528, 61724, 85464, 90792, 92586, 115139, 123448, 138879, 170928, 181584, 185172, 230278, 246896, 277758, 345417, 370344, 460556, 555516, 690834, 740688, 921112, 1036251, 1111032, 1381668, 1496807, 1842224, 2072502, 2222064, 2763336, 2993614, 4145004, 4490421, 5526672, 5987228, 8290008, 8980842, 11974456, 13471263, 16580016, 17961684, 23948912, 26942526, 35923368, 53885052, 71846736, 107770104, 215540208]

約数ペア:

[(1, 215540208), (2, 107770104), (3, 71846736), (4, 53885052), (6, 35923368), (8, 26942526), (9, 23948912), (12, 17961684), (13, 16580016), (16, 13471263), (18, 11974456), (24, 8980842), (26, 8290008), (36, 5987228), (39, 5526672), (48, 4490421), (52, 4145004), (72, 2993614), (78, 2763336), (97, 2222064), (104, 2072502), (117, 1842224), (144, 1496807), (156, 1381668), (194, 1111032), (208, 1036251), (234, 921112), (291, 740688), (312, 690834), (388, 555516), (468, 460556), (582, 370344), (624, 345417), (776, 277758), (873, 246896), (936, 230278), (1164, 185172), (1187, 181584), (1261, 170928), (1552, 138879), (1746, 123448), (1872, 115139), (2328, 92586), (2374, 90792), (2522, 85464), (3492, 61724), (3561, 60528), (3783, 56976), (4656, 46293), (4748, 45396), (5044, 42732), (6984, 30862), (7122, 30264), (7566, 28488), (9496, 22698), (10088, 21366), (10683, 20176), (11349, 18992), (13968, 15431), (14244, 15132)]