449947960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{347}}^1\times {\mathrm{421}}^1$

素因数の和:797

約数の個数: 128

約数和(自身を含む): 1268835840

約数和(自身を除く): 818887880

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 220, 280, 308, 347, 385, 421, 440, 616, 694, 770, 842, 1388, 1540, 1684, 1735, 2105, 2429, 2776, 2947, 3080, 3368, 3470, 3817, 4210, 4631, 4858, 5894, 6940, 7634, 8420, 9262, 9716, 11788, 12145, 13880, 14735, 15268, 16840, 18524, 19085, 19432, 23155, 23576, 24290, 26719, 29470, 30536, 32417, 37048, 38170, 46310, 48580, 53438, 58940, 64834, 76340, 92620, 97160, 106876, 117880, 129668, 133595, 146087, 152680, 162085, 185240, 213752, 259336, 267190, 292174, 324170, 534380, 584348, 648340, 730435, 1022609, 1068760, 1168696, 1296680, 1460870, 1606957, 2045218, 2921740, 3213914, 4090436, 5113045, 5843480, 6427828, 8034785, 8180872, 10226090, 11248699, 12855656, 16069570, 20452180, 22497398, 32139140, 40904360, 44994796, 56243495, 64278280, 89989592, 112486990, 224973980, 449947960]

約数ペア:

[(1, 449947960), (2, 224973980), (4, 112486990), (5, 89989592), (7, 64278280), (8, 56243495), (10, 44994796), (11, 40904360), (14, 32139140), (20, 22497398), (22, 20452180), (28, 16069570), (35, 12855656), (40, 11248699), (44, 10226090), (55, 8180872), (56, 8034785), (70, 6427828), (77, 5843480), (88, 5113045), (110, 4090436), (140, 3213914), (154, 2921740), (220, 2045218), (280, 1606957), (308, 1460870), (347, 1296680), (385, 1168696), (421, 1068760), (440, 1022609), (616, 730435), (694, 648340), (770, 584348), (842, 534380), (1388, 324170), (1540, 292174), (1684, 267190), (1735, 259336), (2105, 213752), (2429, 185240), (2776, 162085), (2947, 152680), (3080, 146087), (3368, 133595), (3470, 129668), (3817, 117880), (4210, 106876), (4631, 97160), (4858, 92620), (5894, 76340), (6940, 64834), (7634, 58940), (8420, 53438), (9262, 48580), (9716, 46310), (11788, 38170), (12145, 37048), (13880, 32417), (14735, 30536), (15268, 29470), (16840, 26719), (18524, 24290), (19085, 23576), (19432, 23155)]