91308680

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{317}}^1\times {\mathrm{379}}^1$

素因数の和:726

約数の個数: 64

約数和(自身を含む): 217512000

約数和(自身を除く): 126203320

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 317, 379, 380, 634, 758, 760, 1268, 1516, 1585, 1895, 2536, 3032, 3170, 3790, 6023, 6340, 7201, 7580, 12046, 12680, 14402, 15160, 24092, 28804, 30115, 36005, 48184, 57608, 60230, 72010, 120143, 120460, 144020, 240286, 240920, 288040, 480572, 600715, 961144, 1201430, 2282717, 2402860, 4565434, 4805720, 9130868, 11413585, 18261736, 22827170, 45654340, 91308680]

約数ペア:

[(1, 91308680), (2, 45654340), (4, 22827170), (5, 18261736), (8, 11413585), (10, 9130868), (19, 4805720), (20, 4565434), (38, 2402860), (40, 2282717), (76, 1201430), (95, 961144), (152, 600715), (190, 480572), (317, 288040), (379, 240920), (380, 240286), (634, 144020), (758, 120460), (760, 120143), (1268, 72010), (1516, 60230), (1585, 57608), (1895, 48184), (2536, 36005), (3032, 30115), (3170, 28804), (3790, 24092), (6023, 15160), (6340, 14402), (7201, 12680), (7580, 12046)]