199445880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{569}}^1$

素因数の和:733

約数の個数: 128

約数和(自身を含む): 630374400

約数和(自身を除く): 430928520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 115, 120, 127, 138, 184, 230, 254, 276, 345, 381, 460, 508, 552, 569, 635, 690, 762, 920, 1016, 1138, 1270, 1380, 1524, 1707, 1905, 2276, 2540, 2760, 2845, 2921, 3048, 3414, 3810, 4552, 5080, 5690, 5842, 6828, 7620, 8535, 8763, 11380, 11684, 13087, 13656, 14605, 15240, 17070, 17526, 22760, 23368, 26174, 29210, 34140, 35052, 39261, 43815, 52348, 58420, 65435, 68280, 70104, 72263, 78522, 87630, 104696, 116840, 130870, 144526, 157044, 175260, 196305, 216789, 261740, 289052, 314088, 350520, 361315, 392610, 433578, 523480, 578104, 722630, 785220, 867156, 1083945, 1445260, 1570440, 1662049, 1734312, 2167890, 2890520, 3324098, 4335780, 4986147, 6648196, 8310245, 8671560, 9972294, 13296392, 16620490, 19944588, 24930735, 33240980, 39889176, 49861470, 66481960, 99722940, 199445880]

約数ペア:

[(1, 199445880), (2, 99722940), (3, 66481960), (4, 49861470), (5, 39889176), (6, 33240980), (8, 24930735), (10, 19944588), (12, 16620490), (15, 13296392), (20, 9972294), (23, 8671560), (24, 8310245), (30, 6648196), (40, 4986147), (46, 4335780), (60, 3324098), (69, 2890520), (92, 2167890), (115, 1734312), (120, 1662049), (127, 1570440), (138, 1445260), (184, 1083945), (230, 867156), (254, 785220), (276, 722630), (345, 578104), (381, 523480), (460, 433578), (508, 392610), (552, 361315), (569, 350520), (635, 314088), (690, 289052), (762, 261740), (920, 216789), (1016, 196305), (1138, 175260), (1270, 157044), (1380, 144526), (1524, 130870), (1707, 116840), (1905, 104696), (2276, 87630), (2540, 78522), (2760, 72263), (2845, 70104), (2921, 68280), (3048, 65435), (3414, 58420), (3810, 52348), (4552, 43815), (5080, 39261), (5690, 35052), (5842, 34140), (6828, 29210), (7620, 26174), (8535, 23368), (8763, 22760), (11380, 17526), (11684, 17070), (13087, 15240), (13656, 14605)]