420189300

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{383}}^1$

素因数の和:479

約数の個数: 216

約数和(自身を含む): 1403910144

約数和(自身を除く): 983720844

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 25, 30, 36, 45, 46, 50, 53, 60, 69, 75, 90, 92, 100, 106, 115, 138, 150, 159, 180, 207, 212, 225, 230, 265, 276, 300, 318, 345, 383, 414, 450, 460, 477, 530, 575, 636, 690, 766, 795, 828, 900, 954, 1035, 1060, 1149, 1150, 1219, 1325, 1380, 1532, 1590, 1725, 1908, 1915, 2070, 2298, 2300, 2385, 2438, 2650, 3180, 3447, 3450, 3657, 3830, 3975, 4140, 4596, 4770, 4876, 5175, 5300, 5745, 6095, 6894, 6900, 7314, 7660, 7950, 8809, 9540, 9575, 10350, 10971, 11490, 11925, 12190, 13788, 14628, 15900, 17235, 17618, 18285, 19150, 20299, 20700, 21942, 22980, 23850, 24380, 26427, 28725, 30475, 34470, 35236, 36570, 38300, 40598, 43884, 44045, 47700, 52854, 54855, 57450, 60897, 60950, 68940, 73140, 79281, 81196, 86175, 88090, 91425, 101495, 105708, 109710, 114900, 121794, 121900, 132135, 158562, 172350, 176180, 182691, 182850, 202990, 219420, 220225, 243588, 264270, 274275, 304485, 317124, 344700, 365382, 365700, 396405, 405980, 440450, 466877, 507475, 528540, 548550, 608970, 660675, 730764, 792810, 880900, 913455, 933754, 1014950, 1097100, 1217940, 1321350, 1400631, 1522425, 1585620, 1826910, 1867508, 1982025, 2029900, 2334385, 2642700, 2801262, 3044850, 3653820, 3964050, 4201893, 4567275, 4668770, 5602524, 6089700, 7003155, 7928100, 8403786, 9134550, 9337540, 11671925, 14006310, 16807572, 18269100, 21009465, 23343850, 28012620, 35015775, 42018930, 46687700, 70031550, 84037860, 105047325, 140063100, 210094650, 420189300]

約数ペア:

[(1, 420189300), (2, 210094650), (3, 140063100), (4, 105047325), (5, 84037860), (6, 70031550), (9, 46687700), (10, 42018930), (12, 35015775), (15, 28012620), (18, 23343850), (20, 21009465), (23, 18269100), (25, 16807572), (30, 14006310), (36, 11671925), (45, 9337540), (46, 9134550), (50, 8403786), (53, 7928100), (60, 7003155), (69, 6089700), (75, 5602524), (90, 4668770), (92, 4567275), (100, 4201893), (106, 3964050), (115, 3653820), (138, 3044850), (150, 2801262), (159, 2642700), (180, 2334385), (207, 2029900), (212, 1982025), (225, 1867508), (230, 1826910), (265, 1585620), (276, 1522425), (300, 1400631), (318, 1321350), (345, 1217940), (383, 1097100), (414, 1014950), (450, 933754), (460, 913455), (477, 880900), (530, 792810), (575, 730764), (636, 660675), (690, 608970), (766, 548550), (795, 528540), (828, 507475), (900, 466877), (954, 440450), (1035, 405980), (1060, 396405), (1149, 365700), (1150, 365382), (1219, 344700), (1325, 317124), (1380, 304485), (1532, 274275), (1590, 264270), (1725, 243588), (1908, 220225), (1915, 219420), (2070, 202990), (2298, 182850), (2300, 182691), (2385, 176180), (2438, 172350), (2650, 158562), (3180, 132135), (3447, 121900), (3450, 121794), (3657, 114900), (3830, 109710), (3975, 105708), (4140, 101495), (4596, 91425), (4770, 88090), (4876, 86175), (5175, 81196), (5300, 79281), (5745, 73140), (6095, 68940), (6894, 60950), (6900, 60897), (7314, 57450), (7660, 54855), (7950, 52854), (8809, 47700), (9540, 44045), (9575, 43884), (10350, 40598), (10971, 38300), (11490, 36570), (11925, 35236), (12190, 34470), (13788, 30475), (14628, 28725), (15900, 26427), (17235, 24380), (17618, 23850), (18285, 22980), (19150, 21942), (20299, 20700)]