189898920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{27763}}^1$

素因数の和:27799

約数の個数: 96

約数和(自身を含む): 649677600

約数和(自身を除く): 459778680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 30, 36, 38, 40, 45, 57, 60, 72, 76, 90, 95, 114, 120, 152, 171, 180, 190, 228, 285, 342, 360, 380, 456, 570, 684, 760, 855, 1140, 1368, 1710, 2280, 3420, 6840, 27763, 55526, 83289, 111052, 138815, 166578, 222104, 249867, 277630, 333156, 416445, 499734, 527497, 555260, 666312, 832890, 999468, 1054994, 1110520, 1249335, 1582491, 1665780, 1998936, 2109988, 2498670, 2637485, 3164982, 3331560, 4219976, 4747473, 4997340, 5274970, 6329964, 7912455, 9494946, 9994680, 10549940, 12659928, 15824910, 18989892, 21099880, 23737365, 31649820, 37979784, 47474730, 63299640, 94949460, 189898920]

約数ペア:

[(1, 189898920), (2, 94949460), (3, 63299640), (4, 47474730), (5, 37979784), (6, 31649820), (8, 23737365), (9, 21099880), (10, 18989892), (12, 15824910), (15, 12659928), (18, 10549940), (19, 9994680), (20, 9494946), (24, 7912455), (30, 6329964), (36, 5274970), (38, 4997340), (40, 4747473), (45, 4219976), (57, 3331560), (60, 3164982), (72, 2637485), (76, 2498670), (90, 2109988), (95, 1998936), (114, 1665780), (120, 1582491), (152, 1249335), (171, 1110520), (180, 1054994), (190, 999468), (228, 832890), (285, 666312), (342, 555260), (360, 527497), (380, 499734), (456, 416445), (570, 333156), (684, 277630), (760, 249867), (855, 222104), (1140, 166578), (1368, 138815), (1710, 111052), (2280, 83289), (3420, 55526), (6840, 27763)]