421619880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{16811}}^1$

素因数の和:16855

約数の個数: 128

約数和(自身を含む): 1452556800

約数和(自身を除く): 1030936920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 19, 20, 22, 24, 30, 33, 38, 40, 44, 55, 57, 60, 66, 76, 88, 95, 110, 114, 120, 132, 152, 165, 190, 209, 220, 228, 264, 285, 330, 380, 418, 440, 456, 570, 627, 660, 760, 836, 1045, 1140, 1254, 1320, 1672, 2090, 2280, 2508, 3135, 4180, 5016, 6270, 8360, 12540, 16811, 25080, 33622, 50433, 67244, 84055, 100866, 134488, 168110, 184921, 201732, 252165, 319409, 336220, 369842, 403464, 504330, 554763, 638818, 672440, 739684, 924605, 958227, 1008660, 1109526, 1277636, 1479368, 1597045, 1849210, 1916454, 2017320, 2219052, 2555272, 2773815, 3194090, 3513499, 3698420, 3832908, 4438104, 4791135, 5547630, 6388180, 7026998, 7396840, 7665816, 9582270, 10540497, 11095260, 12776360, 14053996, 17567495, 19164540, 21080994, 22190520, 28107992, 35134990, 38329080, 42161988, 52702485, 70269980, 84323976, 105404970, 140539960, 210809940, 421619880]

約数ペア:

[(1, 421619880), (2, 210809940), (3, 140539960), (4, 105404970), (5, 84323976), (6, 70269980), (8, 52702485), (10, 42161988), (11, 38329080), (12, 35134990), (15, 28107992), (19, 22190520), (20, 21080994), (22, 19164540), (24, 17567495), (30, 14053996), (33, 12776360), (38, 11095260), (40, 10540497), (44, 9582270), (55, 7665816), (57, 7396840), (60, 7026998), (66, 6388180), (76, 5547630), (88, 4791135), (95, 4438104), (110, 3832908), (114, 3698420), (120, 3513499), (132, 3194090), (152, 2773815), (165, 2555272), (190, 2219052), (209, 2017320), (220, 1916454), (228, 1849210), (264, 1597045), (285, 1479368), (330, 1277636), (380, 1109526), (418, 1008660), (440, 958227), (456, 924605), (570, 739684), (627, 672440), (660, 638818), (760, 554763), (836, 504330), (1045, 403464), (1140, 369842), (1254, 336220), (1320, 319409), (1672, 252165), (2090, 201732), (2280, 184921), (2508, 168110), (3135, 134488), (4180, 100866), (5016, 84055), (6270, 67244), (8360, 50433), (12540, 33622), (16811, 25080)]