940352140

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2381}}^1$

素因数の和:2448

約数の個数: 144

約数和(自身を含む): 2554723584

約数和(自身を除く): 1614371444

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 31, 35, 49, 52, 62, 65, 70, 91, 98, 124, 130, 140, 155, 182, 196, 217, 245, 260, 310, 364, 403, 434, 455, 490, 620, 637, 806, 868, 910, 980, 1085, 1274, 1519, 1612, 1820, 2015, 2170, 2381, 2548, 2821, 3038, 3185, 4030, 4340, 4762, 5642, 6076, 6370, 7595, 8060, 9524, 11284, 11905, 12740, 14105, 15190, 16667, 19747, 23810, 28210, 30380, 30953, 33334, 39494, 47620, 56420, 61906, 66668, 73811, 78988, 83335, 98735, 116669, 123812, 147622, 154765, 166670, 197470, 216671, 233338, 295244, 309530, 333340, 369055, 394940, 433342, 466676, 516677, 583345, 619060, 738110, 866684, 959543, 1033354, 1083355, 1166690, 1476220, 1516697, 1919086, 2066708, 2166710, 2333380, 2583385, 3033394, 3616739, 3838172, 4333420, 4797715, 5166770, 6066788, 6716801, 7233478, 7583485, 9595430, 10333540, 13433602, 14466956, 15166970, 18083695, 19190860, 26867204, 30333940, 33584005, 36167390, 47017607, 67168010, 72334780, 94035214, 134336020, 188070428, 235088035, 470176070, 940352140]

約数ペア:

[(1, 940352140), (2, 470176070), (4, 235088035), (5, 188070428), (7, 134336020), (10, 94035214), (13, 72334780), (14, 67168010), (20, 47017607), (26, 36167390), (28, 33584005), (31, 30333940), (35, 26867204), (49, 19190860), (52, 18083695), (62, 15166970), (65, 14466956), (70, 13433602), (91, 10333540), (98, 9595430), (124, 7583485), (130, 7233478), (140, 6716801), (155, 6066788), (182, 5166770), (196, 4797715), (217, 4333420), (245, 3838172), (260, 3616739), (310, 3033394), (364, 2583385), (403, 2333380), (434, 2166710), (455, 2066708), (490, 1919086), (620, 1516697), (637, 1476220), (806, 1166690), (868, 1083355), (910, 1033354), (980, 959543), (1085, 866684), (1274, 738110), (1519, 619060), (1612, 583345), (1820, 516677), (2015, 466676), (2170, 433342), (2381, 394940), (2548, 369055), (2821, 333340), (3038, 309530), (3185, 295244), (4030, 233338), (4340, 216671), (4762, 197470), (5642, 166670), (6076, 154765), (6370, 147622), (7595, 123812), (8060, 116669), (9524, 98735), (11284, 83335), (11905, 78988), (12740, 73811), (14105, 66668), (15190, 61906), (16667, 56420), (19747, 47620), (23810, 39494), (28210, 33334), (30380, 30953)]