1268754980

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{193}}^1\times {\mathrm{461}}^1$

素因数の和:717

約数の個数: 96

約数和(自身を含む): 2891040768

約数和(自身を除く): 1622285788

約数列:

[1, 2, 4, 5, 10, 20, 23, 31, 46, 62, 92, 115, 124, 155, 193, 230, 310, 386, 460, 461, 620, 713, 772, 922, 965, 1426, 1844, 1930, 2305, 2852, 3565, 3860, 4439, 4610, 5983, 7130, 8878, 9220, 10603, 11966, 14260, 14291, 17756, 21206, 22195, 23932, 28582, 29915, 42412, 44390, 53015, 57164, 59830, 71455, 88780, 88973, 106030, 119660, 137609, 142910, 177946, 212060, 275218, 285820, 328693, 355892, 444865, 550436, 657386, 688045, 889730, 1314772, 1376090, 1643465, 1779460, 2046379, 2752180, 2758163, 3286930, 4092758, 5516326, 6573860, 8185516, 10231895, 11032652, 13790815, 20463790, 27581630, 40927580, 55163260, 63437749, 126875498, 253750996, 317188745, 634377490, 1268754980]

約数ペア:

[(1, 1268754980), (2, 634377490), (4, 317188745), (5, 253750996), (10, 126875498), (20, 63437749), (23, 55163260), (31, 40927580), (46, 27581630), (62, 20463790), (92, 13790815), (115, 11032652), (124, 10231895), (155, 8185516), (193, 6573860), (230, 5516326), (310, 4092758), (386, 3286930), (460, 2758163), (461, 2752180), (620, 2046379), (713, 1779460), (772, 1643465), (922, 1376090), (965, 1314772), (1426, 889730), (1844, 688045), (1930, 657386), (2305, 550436), (2852, 444865), (3565, 355892), (3860, 328693), (4439, 285820), (4610, 275218), (5983, 212060), (7130, 177946), (8878, 142910), (9220, 137609), (10603, 119660), (11966, 106030), (14260, 88973), (14291, 88780), (17756, 71455), (21206, 59830), (22195, 57164), (23932, 53015), (28582, 44390), (29915, 42412)]