196458420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1\times {\mathrm{431}}^1$

素因数の和:621

約数の個数: 96

約数和(自身を含む): 564350976

約数和(自身を除く): 367892556

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 71, 107, 142, 213, 214, 284, 321, 355, 426, 428, 431, 535, 642, 710, 852, 862, 1065, 1070, 1284, 1293, 1420, 1605, 1724, 2130, 2140, 2155, 2586, 3210, 4260, 4310, 5172, 6420, 6465, 7597, 8620, 12930, 15194, 22791, 25860, 30388, 30601, 37985, 45582, 46117, 61202, 75970, 91164, 91803, 92234, 113955, 122404, 138351, 151940, 153005, 183606, 184468, 227910, 230585, 276702, 306010, 367212, 455820, 459015, 461170, 553404, 612020, 691755, 918030, 922340, 1383510, 1836060, 2767020, 3274307, 6548614, 9822921, 13097228, 16371535, 19645842, 32743070, 39291684, 49114605, 65486140, 98229210, 196458420]

約数ペア:

[(1, 196458420), (2, 98229210), (3, 65486140), (4, 49114605), (5, 39291684), (6, 32743070), (10, 19645842), (12, 16371535), (15, 13097228), (20, 9822921), (30, 6548614), (60, 3274307), (71, 2767020), (107, 1836060), (142, 1383510), (213, 922340), (214, 918030), (284, 691755), (321, 612020), (355, 553404), (426, 461170), (428, 459015), (431, 455820), (535, 367212), (642, 306010), (710, 276702), (852, 230585), (862, 227910), (1065, 184468), (1070, 183606), (1284, 153005), (1293, 151940), (1420, 138351), (1605, 122404), (1724, 113955), (2130, 92234), (2140, 91803), (2155, 91164), (2586, 75970), (3210, 61202), (4260, 46117), (4310, 45582), (5172, 37985), (6420, 30601), (6465, 30388), (7597, 25860), (8620, 22791), (12930, 15194)]