378511380

素因数分解:

$2^2\times 3^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1997}}^1$

素因数の和:2037

約数の個数: 168

約数和(自身を含む): 1284082632

約数和(自身を除く): 905571252

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 36, 39, 45, 52, 54, 60, 65, 78, 81, 90, 108, 117, 130, 135, 156, 162, 180, 195, 234, 243, 260, 270, 324, 351, 390, 405, 468, 486, 540, 585, 702, 729, 780, 810, 972, 1053, 1170, 1215, 1404, 1458, 1620, 1755, 1997, 2106, 2340, 2430, 2916, 3159, 3510, 3645, 3994, 4212, 4860, 5265, 5991, 6318, 7020, 7290, 7988, 9477, 9985, 10530, 11982, 12636, 14580, 15795, 17973, 18954, 19970, 21060, 23964, 25961, 29955, 31590, 35946, 37908, 39940, 47385, 51922, 53919, 59910, 63180, 71892, 77883, 89865, 94770, 103844, 107838, 119820, 129805, 155766, 161757, 179730, 189540, 215676, 233649, 259610, 269595, 311532, 323514, 359460, 389415, 467298, 485271, 519220, 539190, 647028, 700947, 778830, 808785, 934596, 970542, 1078380, 1168245, 1401894, 1455813, 1557660, 1617570, 1941084, 2102841, 2336490, 2426355, 2803788, 2911626, 3235140, 3504735, 4205682, 4672980, 4852710, 5823252, 6308523, 7009470, 7279065, 8411364, 9705420, 10514205, 12617046, 14018940, 14558130, 18925569, 21028410, 25234092, 29116260, 31542615, 37851138, 42056820, 63085230, 75702276, 94627845, 126170460, 189255690, 378511380]

約数ペア:

[(1, 378511380), (2, 189255690), (3, 126170460), (4, 94627845), (5, 75702276), (6, 63085230), (9, 42056820), (10, 37851138), (12, 31542615), (13, 29116260), (15, 25234092), (18, 21028410), (20, 18925569), (26, 14558130), (27, 14018940), (30, 12617046), (36, 10514205), (39, 9705420), (45, 8411364), (52, 7279065), (54, 7009470), (60, 6308523), (65, 5823252), (78, 4852710), (81, 4672980), (90, 4205682), (108, 3504735), (117, 3235140), (130, 2911626), (135, 2803788), (156, 2426355), (162, 2336490), (180, 2102841), (195, 1941084), (234, 1617570), (243, 1557660), (260, 1455813), (270, 1401894), (324, 1168245), (351, 1078380), (390, 970542), (405, 934596), (468, 808785), (486, 778830), (540, 700947), (585, 647028), (702, 539190), (729, 519220), (780, 485271), (810, 467298), (972, 389415), (1053, 359460), (1170, 323514), (1215, 311532), (1404, 269595), (1458, 259610), (1620, 233649), (1755, 215676), (1997, 189540), (2106, 179730), (2340, 161757), (2430, 155766), (2916, 129805), (3159, 119820), (3510, 107838), (3645, 103844), (3994, 94770), (4212, 89865), (4860, 77883), (5265, 71892), (5991, 63180), (6318, 59910), (7020, 53919), (7290, 51922), (7988, 47385), (9477, 39940), (9985, 37908), (10530, 35946), (11982, 31590), (12636, 29955), (14580, 25961), (15795, 23964), (17973, 21060), (18954, 19970)]