246386140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{397}}^1$

素因数の和:468

約数の個数: 192

約数和(自身を含む): 718921728

約数和(自身を除く): 472535588

約数列:

[1, 2, 4, 5, 7, 10, 11, 13, 14, 20, 22, 26, 28, 31, 35, 44, 52, 55, 62, 65, 70, 77, 91, 110, 124, 130, 140, 143, 154, 155, 182, 217, 220, 260, 286, 308, 310, 341, 364, 385, 397, 403, 434, 455, 572, 620, 682, 715, 770, 794, 806, 868, 910, 1001, 1085, 1364, 1430, 1540, 1588, 1612, 1705, 1820, 1985, 2002, 2015, 2170, 2387, 2779, 2821, 2860, 3410, 3970, 4004, 4030, 4340, 4367, 4433, 4774, 5005, 5161, 5558, 5642, 6820, 7940, 8060, 8734, 8866, 9548, 10010, 10322, 11116, 11284, 11935, 12307, 13895, 14105, 17468, 17732, 20020, 20644, 21835, 22165, 23870, 24614, 25805, 27790, 28210, 30569, 31031, 36127, 43670, 44330, 47740, 49228, 51610, 55580, 56420, 56771, 61138, 61535, 62062, 72254, 86149, 87340, 88660, 103220, 113542, 122276, 123070, 124124, 135377, 144508, 152845, 155155, 159991, 172298, 180635, 227084, 246140, 270754, 283855, 305690, 310310, 319982, 344596, 361270, 397397, 430745, 541508, 567710, 611380, 620620, 639964, 676885, 722540, 794794, 799955, 861490, 947639, 1119937, 1135420, 1353770, 1589588, 1599910, 1722980, 1759901, 1895278, 1986985, 2239874, 2707540, 3199820, 3519802, 3790556, 3973970, 4479748, 4738195, 5599685, 7039604, 7947940, 8799505, 9476390, 11199370, 12319307, 17599010, 18952780, 22398740, 24638614, 35198020, 49277228, 61596535, 123193070, 246386140]

約数ペア:

[(1, 246386140), (2, 123193070), (4, 61596535), (5, 49277228), (7, 35198020), (10, 24638614), (11, 22398740), (13, 18952780), (14, 17599010), (20, 12319307), (22, 11199370), (26, 9476390), (28, 8799505), (31, 7947940), (35, 7039604), (44, 5599685), (52, 4738195), (55, 4479748), (62, 3973970), (65, 3790556), (70, 3519802), (77, 3199820), (91, 2707540), (110, 2239874), (124, 1986985), (130, 1895278), (140, 1759901), (143, 1722980), (154, 1599910), (155, 1589588), (182, 1353770), (217, 1135420), (220, 1119937), (260, 947639), (286, 861490), (308, 799955), (310, 794794), (341, 722540), (364, 676885), (385, 639964), (397, 620620), (403, 611380), (434, 567710), (455, 541508), (572, 430745), (620, 397397), (682, 361270), (715, 344596), (770, 319982), (794, 310310), (806, 305690), (868, 283855), (910, 270754), (1001, 246140), (1085, 227084), (1364, 180635), (1430, 172298), (1540, 159991), (1588, 155155), (1612, 152845), (1705, 144508), (1820, 135377), (1985, 124124), (2002, 123070), (2015, 122276), (2170, 113542), (2387, 103220), (2779, 88660), (2821, 87340), (2860, 86149), (3410, 72254), (3970, 62062), (4004, 61535), (4030, 61138), (4340, 56771), (4367, 56420), (4433, 55580), (4774, 51610), (5005, 49228), (5161, 47740), (5558, 44330), (5642, 43670), (6820, 36127), (7940, 31031), (8060, 30569), (8734, 28210), (8866, 27790), (9548, 25805), (10010, 24614), (10322, 23870), (11116, 22165), (11284, 21835), (11935, 20644), (12307, 20020), (13895, 17732), (14105, 17468)]