30340920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{139}}^1$

素因数の和:277

約数の個数: 128

約数和(自身を含む): 97977600

約数和(自身を除く): 67636680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 107, 120, 136, 139, 170, 204, 214, 255, 278, 321, 340, 408, 417, 428, 510, 535, 556, 642, 680, 695, 834, 856, 1020, 1070, 1112, 1284, 1390, 1605, 1668, 1819, 2040, 2085, 2140, 2363, 2568, 2780, 3210, 3336, 3638, 4170, 4280, 4726, 5457, 5560, 6420, 7089, 7276, 8340, 9095, 9452, 10914, 11815, 12840, 14178, 14552, 14873, 16680, 18190, 18904, 21828, 23630, 27285, 28356, 29746, 35445, 36380, 43656, 44619, 47260, 54570, 56712, 59492, 70890, 72760, 74365, 89238, 94520, 109140, 118984, 141780, 148730, 178476, 218280, 223095, 252841, 283560, 297460, 356952, 446190, 505682, 594920, 758523, 892380, 1011364, 1264205, 1517046, 1784760, 2022728, 2528410, 3034092, 3792615, 5056820, 6068184, 7585230, 10113640, 15170460, 30340920]

約数ペア:

[(1, 30340920), (2, 15170460), (3, 10113640), (4, 7585230), (5, 6068184), (6, 5056820), (8, 3792615), (10, 3034092), (12, 2528410), (15, 2022728), (17, 1784760), (20, 1517046), (24, 1264205), (30, 1011364), (34, 892380), (40, 758523), (51, 594920), (60, 505682), (68, 446190), (85, 356952), (102, 297460), (107, 283560), (120, 252841), (136, 223095), (139, 218280), (170, 178476), (204, 148730), (214, 141780), (255, 118984), (278, 109140), (321, 94520), (340, 89238), (408, 74365), (417, 72760), (428, 70890), (510, 59492), (535, 56712), (556, 54570), (642, 47260), (680, 44619), (695, 43656), (834, 36380), (856, 35445), (1020, 29746), (1070, 28356), (1112, 27285), (1284, 23630), (1390, 21828), (1605, 18904), (1668, 18190), (1819, 16680), (2040, 14873), (2085, 14552), (2140, 14178), (2363, 12840), (2568, 11815), (2780, 10914), (3210, 9452), (3336, 9095), (3638, 8340), (4170, 7276), (4280, 7089), (4726, 6420), (5457, 5560)]