15567840

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{569}}^1$

素因数の和:609

約数の個数: 144

約数和(自身を含む): 56019600

約数和(自身を除く): 40451760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 32, 36, 38, 40, 45, 48, 57, 60, 72, 76, 80, 90, 95, 96, 114, 120, 144, 152, 160, 171, 180, 190, 228, 240, 285, 288, 304, 342, 360, 380, 456, 480, 569, 570, 608, 684, 720, 760, 855, 912, 1138, 1140, 1368, 1440, 1520, 1707, 1710, 1824, 2276, 2280, 2736, 2845, 3040, 3414, 3420, 4552, 4560, 5121, 5472, 5690, 6828, 6840, 8535, 9104, 9120, 10242, 10811, 11380, 13656, 13680, 17070, 18208, 20484, 21622, 22760, 25605, 27312, 27360, 32433, 34140, 40968, 43244, 45520, 51210, 54055, 54624, 64866, 68280, 81936, 86488, 91040, 97299, 102420, 108110, 129732, 136560, 162165, 163872, 172976, 194598, 204840, 216220, 259464, 273120, 324330, 345952, 389196, 409680, 432440, 486495, 518928, 648660, 778392, 819360, 864880, 972990, 1037856, 1297320, 1556784, 1729760, 1945980, 2594640, 3113568, 3891960, 5189280, 7783920, 15567840]

約数ペア:

[(1, 15567840), (2, 7783920), (3, 5189280), (4, 3891960), (5, 3113568), (6, 2594640), (8, 1945980), (9, 1729760), (10, 1556784), (12, 1297320), (15, 1037856), (16, 972990), (18, 864880), (19, 819360), (20, 778392), (24, 648660), (30, 518928), (32, 486495), (36, 432440), (38, 409680), (40, 389196), (45, 345952), (48, 324330), (57, 273120), (60, 259464), (72, 216220), (76, 204840), (80, 194598), (90, 172976), (95, 163872), (96, 162165), (114, 136560), (120, 129732), (144, 108110), (152, 102420), (160, 97299), (171, 91040), (180, 86488), (190, 81936), (228, 68280), (240, 64866), (285, 54624), (288, 54055), (304, 51210), (342, 45520), (360, 43244), (380, 40968), (456, 34140), (480, 32433), (569, 27360), (570, 27312), (608, 25605), (684, 22760), (720, 21622), (760, 20484), (855, 18208), (912, 17070), (1138, 13680), (1140, 13656), (1368, 11380), (1440, 10811), (1520, 10242), (1707, 9120), (1710, 9104), (1824, 8535), (2276, 6840), (2280, 6828), (2736, 5690), (2845, 5472), (3040, 5121), (3414, 4560), (3420, 4552)]