90347280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{19813}}^1$

素因数の和:19848

約数の個数: 80

約数和(自身を含む): 294832320

約数和(自身を除く): 204485040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 76, 80, 95, 114, 120, 152, 190, 228, 240, 285, 304, 380, 456, 570, 760, 912, 1140, 1520, 2280, 4560, 19813, 39626, 59439, 79252, 99065, 118878, 158504, 198130, 237756, 297195, 317008, 376447, 396260, 475512, 594390, 752894, 792520, 951024, 1129341, 1188780, 1505788, 1585040, 1882235, 2258682, 2377560, 3011576, 3764470, 4517364, 4755120, 5646705, 6023152, 7528940, 9034728, 11293410, 15057880, 18069456, 22586820, 30115760, 45173640, 90347280]

約数ペア:

[(1, 90347280), (2, 45173640), (3, 30115760), (4, 22586820), (5, 18069456), (6, 15057880), (8, 11293410), (10, 9034728), (12, 7528940), (15, 6023152), (16, 5646705), (19, 4755120), (20, 4517364), (24, 3764470), (30, 3011576), (38, 2377560), (40, 2258682), (48, 1882235), (57, 1585040), (60, 1505788), (76, 1188780), (80, 1129341), (95, 951024), (114, 792520), (120, 752894), (152, 594390), (190, 475512), (228, 396260), (240, 376447), (285, 317008), (304, 297195), (380, 237756), (456, 198130), (570, 158504), (760, 118878), (912, 99065), (1140, 79252), (1520, 59439), (2280, 39626), (4560, 19813)]