245398140

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{2689}}^1$

素因数の和:2733

約数の個数: 144

約数和(自身を含む): 827013600

約数和(自身を除く): 581615460

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, 90, 108, 117, 130, 135, 156, 169, 180, 195, 234, 260, 270, 338, 351, 390, 468, 507, 540, 585, 676, 702, 780, 845, 1014, 1170, 1404, 1521, 1690, 1755, 2028, 2340, 2535, 2689, 3042, 3380, 3510, 4563, 5070, 5378, 6084, 7020, 7605, 8067, 9126, 10140, 10756, 13445, 15210, 16134, 18252, 22815, 24201, 26890, 30420, 32268, 34957, 40335, 45630, 48402, 53780, 69914, 72603, 80670, 91260, 96804, 104871, 121005, 139828, 145206, 161340, 174785, 209742, 242010, 290412, 314613, 349570, 363015, 419484, 454441, 484020, 524355, 629226, 699140, 726030, 908882, 943839, 1048710, 1258452, 1363323, 1452060, 1573065, 1817764, 1887678, 2097420, 2272205, 2726646, 3146130, 3775356, 4089969, 4544410, 4719195, 5453292, 6292260, 6816615, 8179938, 9088820, 9438390, 12269907, 13633230, 16359876, 18876780, 20449845, 24539814, 27266460, 40899690, 49079628, 61349535, 81799380, 122699070, 245398140]

約数ペア:

[(1, 245398140), (2, 122699070), (3, 81799380), (4, 61349535), (5, 49079628), (6, 40899690), (9, 27266460), (10, 24539814), (12, 20449845), (13, 18876780), (15, 16359876), (18, 13633230), (20, 12269907), (26, 9438390), (27, 9088820), (30, 8179938), (36, 6816615), (39, 6292260), (45, 5453292), (52, 4719195), (54, 4544410), (60, 4089969), (65, 3775356), (78, 3146130), (90, 2726646), (108, 2272205), (117, 2097420), (130, 1887678), (135, 1817764), (156, 1573065), (169, 1452060), (180, 1363323), (195, 1258452), (234, 1048710), (260, 943839), (270, 908882), (338, 726030), (351, 699140), (390, 629226), (468, 524355), (507, 484020), (540, 454441), (585, 419484), (676, 363015), (702, 349570), (780, 314613), (845, 290412), (1014, 242010), (1170, 209742), (1404, 174785), (1521, 161340), (1690, 145206), (1755, 139828), (2028, 121005), (2340, 104871), (2535, 96804), (2689, 91260), (3042, 80670), (3380, 72603), (3510, 69914), (4563, 53780), (5070, 48402), (5378, 45630), (6084, 40335), (7020, 34957), (7605, 32268), (8067, 30420), (9126, 26890), (10140, 24201), (10756, 22815), (13445, 18252), (15210, 16134)]