421344560

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1867}}^1$

素因数の和:1931

約数の個数: 160

約数和(自身を含む): 1245253632

約数和(自身を除く): 823909072

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 31, 35, 40, 52, 56, 62, 65, 70, 80, 91, 104, 112, 124, 130, 140, 155, 182, 208, 217, 248, 260, 280, 310, 364, 403, 434, 455, 496, 520, 560, 620, 728, 806, 868, 910, 1040, 1085, 1240, 1456, 1612, 1736, 1820, 1867, 2015, 2170, 2480, 2821, 3224, 3472, 3640, 3734, 4030, 4340, 5642, 6448, 7280, 7468, 8060, 8680, 9335, 11284, 13069, 14105, 14936, 16120, 17360, 18670, 22568, 24271, 26138, 28210, 29872, 32240, 37340, 45136, 48542, 52276, 56420, 57877, 65345, 74680, 97084, 104552, 112840, 115754, 121355, 130690, 149360, 169897, 194168, 209104, 225680, 231508, 242710, 261380, 289385, 339794, 388336, 405139, 463016, 485420, 522760, 578770, 679588, 752401, 810278, 849485, 926032, 970840, 1045520, 1157540, 1359176, 1504802, 1620556, 1698970, 1941680, 2025695, 2315080, 2718352, 3009604, 3241112, 3397940, 3762005, 4051390, 4630160, 5266807, 6019208, 6482224, 6795880, 7524010, 8102780, 10533614, 12038416, 13591760, 15048020, 16205560, 21067228, 26334035, 30096040, 32411120, 42134456, 52668070, 60192080, 84268912, 105336140, 210672280, 421344560]

約数ペア:

[(1, 421344560), (2, 210672280), (4, 105336140), (5, 84268912), (7, 60192080), (8, 52668070), (10, 42134456), (13, 32411120), (14, 30096040), (16, 26334035), (20, 21067228), (26, 16205560), (28, 15048020), (31, 13591760), (35, 12038416), (40, 10533614), (52, 8102780), (56, 7524010), (62, 6795880), (65, 6482224), (70, 6019208), (80, 5266807), (91, 4630160), (104, 4051390), (112, 3762005), (124, 3397940), (130, 3241112), (140, 3009604), (155, 2718352), (182, 2315080), (208, 2025695), (217, 1941680), (248, 1698970), (260, 1620556), (280, 1504802), (310, 1359176), (364, 1157540), (403, 1045520), (434, 970840), (455, 926032), (496, 849485), (520, 810278), (560, 752401), (620, 679588), (728, 578770), (806, 522760), (868, 485420), (910, 463016), (1040, 405139), (1085, 388336), (1240, 339794), (1456, 289385), (1612, 261380), (1736, 242710), (1820, 231508), (1867, 225680), (2015, 209104), (2170, 194168), (2480, 169897), (2821, 149360), (3224, 130690), (3472, 121355), (3640, 115754), (3734, 112840), (4030, 104552), (4340, 97084), (5642, 74680), (6448, 65345), (7280, 57877), (7468, 56420), (8060, 52276), (8680, 48542), (9335, 45136), (11284, 37340), (13069, 32240), (14105, 29872), (14936, 28210), (16120, 26138), (17360, 24271), (18670, 22568)]