749860380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{149}}^1\times {\mathrm{383}}^1$

素因数の和:620

約数の個数: 144

約数和(自身を含む): 2327270400

約数和(自身を除く): 1577410020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 73, 90, 146, 149, 180, 219, 292, 298, 365, 383, 438, 447, 596, 657, 730, 745, 766, 876, 894, 1095, 1149, 1314, 1341, 1460, 1490, 1532, 1788, 1915, 2190, 2235, 2298, 2628, 2682, 2980, 3285, 3447, 3830, 4380, 4470, 4596, 5364, 5745, 6570, 6705, 6894, 7660, 8940, 10877, 11490, 13140, 13410, 13788, 17235, 21754, 22980, 26820, 27959, 32631, 34470, 43508, 54385, 55918, 57067, 65262, 68940, 83877, 97893, 108770, 111836, 114134, 130524, 139795, 163155, 167754, 171201, 195786, 217540, 228268, 251631, 279590, 285335, 326310, 335508, 342402, 391572, 419385, 489465, 503262, 513603, 559180, 570670, 652620, 684804, 838770, 856005, 978930, 1006524, 1027206, 1141340, 1258155, 1677540, 1712010, 1957860, 2054412, 2516310, 2568015, 3424020, 4165891, 5032620, 5136030, 8331782, 10272060, 12497673, 16663564, 20829455, 24995346, 37493019, 41658910, 49990692, 62488365, 74986038, 83317820, 124976730, 149972076, 187465095, 249953460, 374930190, 749860380]

約数ペア:

[(1, 749860380), (2, 374930190), (3, 249953460), (4, 187465095), (5, 149972076), (6, 124976730), (9, 83317820), (10, 74986038), (12, 62488365), (15, 49990692), (18, 41658910), (20, 37493019), (30, 24995346), (36, 20829455), (45, 16663564), (60, 12497673), (73, 10272060), (90, 8331782), (146, 5136030), (149, 5032620), (180, 4165891), (219, 3424020), (292, 2568015), (298, 2516310), (365, 2054412), (383, 1957860), (438, 1712010), (447, 1677540), (596, 1258155), (657, 1141340), (730, 1027206), (745, 1006524), (766, 978930), (876, 856005), (894, 838770), (1095, 684804), (1149, 652620), (1314, 570670), (1341, 559180), (1460, 513603), (1490, 503262), (1532, 489465), (1788, 419385), (1915, 391572), (2190, 342402), (2235, 335508), (2298, 326310), (2628, 285335), (2682, 279590), (2980, 251631), (3285, 228268), (3447, 217540), (3830, 195786), (4380, 171201), (4470, 167754), (4596, 163155), (5364, 139795), (5745, 130524), (6570, 114134), (6705, 111836), (6894, 108770), (7660, 97893), (8940, 83877), (10877, 68940), (11490, 65262), (13140, 57067), (13410, 55918), (13788, 54385), (17235, 43508), (21754, 34470), (22980, 32631), (26820, 27959)]