407115280

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1873}}^1$

素因数の和:1929

約数の個数: 160

約数和(自身を含む): 1171175040

約数和(自身を除く): 764059760

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 19, 20, 22, 26, 38, 40, 44, 52, 55, 65, 76, 80, 88, 95, 104, 110, 130, 143, 152, 176, 190, 208, 209, 220, 247, 260, 286, 304, 380, 418, 440, 494, 520, 572, 715, 760, 836, 880, 988, 1040, 1045, 1144, 1235, 1430, 1520, 1672, 1873, 1976, 2090, 2288, 2470, 2717, 2860, 3344, 3746, 3952, 4180, 4940, 5434, 5720, 7492, 8360, 9365, 9880, 10868, 11440, 13585, 14984, 16720, 18730, 19760, 20603, 21736, 24349, 27170, 29968, 35587, 37460, 41206, 43472, 48698, 54340, 71174, 74920, 82412, 97396, 103015, 108680, 121745, 142348, 149840, 164824, 177935, 194792, 206030, 217360, 243490, 267839, 284696, 329648, 355870, 389584, 391457, 412060, 462631, 486980, 535678, 569392, 711740, 782914, 824120, 925262, 973960, 1071356, 1339195, 1423480, 1565828, 1648240, 1850524, 1947920, 1957285, 2142712, 2313155, 2678390, 2846960, 3131656, 3701048, 3914570, 4285424, 4626310, 5088941, 5356780, 6263312, 7402096, 7829140, 9252620, 10177882, 10713560, 15658280, 18505240, 20355764, 21427120, 25444705, 31316560, 37010480, 40711528, 50889410, 81423056, 101778820, 203557640, 407115280]

約数ペア:

[(1, 407115280), (2, 203557640), (4, 101778820), (5, 81423056), (8, 50889410), (10, 40711528), (11, 37010480), (13, 31316560), (16, 25444705), (19, 21427120), (20, 20355764), (22, 18505240), (26, 15658280), (38, 10713560), (40, 10177882), (44, 9252620), (52, 7829140), (55, 7402096), (65, 6263312), (76, 5356780), (80, 5088941), (88, 4626310), (95, 4285424), (104, 3914570), (110, 3701048), (130, 3131656), (143, 2846960), (152, 2678390), (176, 2313155), (190, 2142712), (208, 1957285), (209, 1947920), (220, 1850524), (247, 1648240), (260, 1565828), (286, 1423480), (304, 1339195), (380, 1071356), (418, 973960), (440, 925262), (494, 824120), (520, 782914), (572, 711740), (715, 569392), (760, 535678), (836, 486980), (880, 462631), (988, 412060), (1040, 391457), (1045, 389584), (1144, 355870), (1235, 329648), (1430, 284696), (1520, 267839), (1672, 243490), (1873, 217360), (1976, 206030), (2090, 194792), (2288, 177935), (2470, 164824), (2717, 149840), (2860, 142348), (3344, 121745), (3746, 108680), (3952, 103015), (4180, 97396), (4940, 82412), (5434, 74920), (5720, 71174), (7492, 54340), (8360, 48698), (9365, 43472), (9880, 41206), (10868, 37460), (11440, 35587), (13585, 29968), (14984, 27170), (16720, 24349), (18730, 21736), (19760, 20603)]