381258540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{2671}}^1$

素因数の和:2760

約数の個数: 144

約数和(自身を含む): 1266335616

約数和(自身を除く): 885077076

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 61, 65, 78, 90, 117, 122, 130, 156, 180, 183, 195, 234, 244, 260, 305, 366, 390, 468, 549, 585, 610, 732, 780, 793, 915, 1098, 1170, 1220, 1586, 1830, 2196, 2340, 2379, 2671, 2745, 3172, 3660, 3965, 4758, 5342, 5490, 7137, 7930, 8013, 9516, 10684, 10980, 11895, 13355, 14274, 15860, 16026, 23790, 24039, 26710, 28548, 32052, 34723, 35685, 40065, 47580, 48078, 53420, 69446, 71370, 80130, 96156, 104169, 120195, 138892, 142740, 160260, 162931, 173615, 208338, 240390, 312507, 325862, 347230, 416676, 480780, 488793, 520845, 625014, 651724, 694460, 814655, 977586, 1041690, 1250028, 1466379, 1562535, 1629310, 1955172, 2083380, 2118103, 2443965, 2932758, 3125070, 3258620, 4236206, 4887930, 5865516, 6250140, 6354309, 7331895, 8472412, 9775860, 10590515, 12708618, 14663790, 19062927, 21181030, 25417236, 29327580, 31771545, 38125854, 42362060, 63543090, 76251708, 95314635, 127086180, 190629270, 381258540]

約数ペア:

[(1, 381258540), (2, 190629270), (3, 127086180), (4, 95314635), (5, 76251708), (6, 63543090), (9, 42362060), (10, 38125854), (12, 31771545), (13, 29327580), (15, 25417236), (18, 21181030), (20, 19062927), (26, 14663790), (30, 12708618), (36, 10590515), (39, 9775860), (45, 8472412), (52, 7331895), (60, 6354309), (61, 6250140), (65, 5865516), (78, 4887930), (90, 4236206), (117, 3258620), (122, 3125070), (130, 2932758), (156, 2443965), (180, 2118103), (183, 2083380), (195, 1955172), (234, 1629310), (244, 1562535), (260, 1466379), (305, 1250028), (366, 1041690), (390, 977586), (468, 814655), (549, 694460), (585, 651724), (610, 625014), (732, 520845), (780, 488793), (793, 480780), (915, 416676), (1098, 347230), (1170, 325862), (1220, 312507), (1586, 240390), (1830, 208338), (2196, 173615), (2340, 162931), (2379, 160260), (2671, 142740), (2745, 138892), (3172, 120195), (3660, 104169), (3965, 96156), (4758, 80130), (5342, 71370), (5490, 69446), (7137, 53420), (7930, 48078), (8013, 47580), (9516, 40065), (10684, 35685), (10980, 34723), (11895, 32052), (13355, 28548), (14274, 26710), (15860, 24039), (16026, 23790)]