90210480

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{271}}^1$

素因数の和:379

約数の個数: 160

約数和(自身を含む): 299504640

約数和(自身を除く): 209294160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 73, 76, 80, 95, 114, 120, 146, 152, 190, 219, 228, 240, 271, 285, 292, 304, 365, 380, 438, 456, 542, 570, 584, 730, 760, 813, 876, 912, 1084, 1095, 1140, 1168, 1355, 1387, 1460, 1520, 1626, 1752, 2168, 2190, 2280, 2710, 2774, 2920, 3252, 3504, 4065, 4161, 4336, 4380, 4560, 5149, 5420, 5548, 5840, 6504, 6935, 8130, 8322, 8760, 10298, 10840, 11096, 13008, 13870, 15447, 16260, 16644, 17520, 19783, 20596, 20805, 21680, 22192, 25745, 27740, 30894, 32520, 33288, 39566, 41192, 41610, 51490, 55480, 59349, 61788, 65040, 66576, 77235, 79132, 82384, 83220, 98915, 102980, 110960, 118698, 123576, 154470, 158264, 166440, 197830, 205960, 237396, 247152, 296745, 308940, 316528, 332880, 375877, 395660, 411920, 474792, 593490, 617880, 751754, 791320, 949584, 1127631, 1186980, 1235760, 1503508, 1582640, 1879385, 2255262, 2373960, 3007016, 3758770, 4510524, 4747920, 5638155, 6014032, 7517540, 9021048, 11276310, 15035080, 18042096, 22552620, 30070160, 45105240, 90210480]

約数ペア:

[(1, 90210480), (2, 45105240), (3, 30070160), (4, 22552620), (5, 18042096), (6, 15035080), (8, 11276310), (10, 9021048), (12, 7517540), (15, 6014032), (16, 5638155), (19, 4747920), (20, 4510524), (24, 3758770), (30, 3007016), (38, 2373960), (40, 2255262), (48, 1879385), (57, 1582640), (60, 1503508), (73, 1235760), (76, 1186980), (80, 1127631), (95, 949584), (114, 791320), (120, 751754), (146, 617880), (152, 593490), (190, 474792), (219, 411920), (228, 395660), (240, 375877), (271, 332880), (285, 316528), (292, 308940), (304, 296745), (365, 247152), (380, 237396), (438, 205960), (456, 197830), (542, 166440), (570, 158264), (584, 154470), (730, 123576), (760, 118698), (813, 110960), (876, 102980), (912, 98915), (1084, 83220), (1095, 82384), (1140, 79132), (1168, 77235), (1355, 66576), (1387, 65040), (1460, 61788), (1520, 59349), (1626, 55480), (1752, 51490), (2168, 41610), (2190, 41192), (2280, 39566), (2710, 33288), (2774, 32520), (2920, 30894), (3252, 27740), (3504, 25745), (4065, 22192), (4161, 21680), (4336, 20805), (4380, 20596), (4560, 19783), (5149, 17520), (5420, 16644), (5548, 16260), (5840, 15447), (6504, 13870), (6935, 13008), (8130, 11096), (8322, 10840), (8760, 10298)]