826212660

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{389}}^2$

素因数の和:810

約数の個数: 144

約数和(自身を含む): 2854594176

約数和(自身を除く): 2028381516

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 60, 65, 70, 78, 84, 91, 105, 130, 140, 156, 182, 195, 210, 260, 273, 364, 389, 390, 420, 455, 546, 778, 780, 910, 1092, 1167, 1365, 1556, 1820, 1945, 2334, 2723, 2730, 3890, 4668, 5057, 5446, 5460, 5835, 7780, 8169, 10114, 10892, 11670, 13615, 15171, 16338, 20228, 23340, 25285, 27230, 30342, 32676, 35399, 40845, 50570, 54460, 60684, 70798, 75855, 81690, 101140, 106197, 141596, 151321, 151710, 163380, 176995, 212394, 302642, 303420, 353990, 424788, 453963, 530985, 605284, 707980, 756605, 907926, 1059247, 1061970, 1513210, 1815852, 1967173, 2118494, 2123940, 2269815, 3026420, 3177741, 3934346, 4236988, 4539630, 5296235, 5901519, 6355482, 7868692, 9079260, 9835865, 10592470, 11803038, 12710964, 13770211, 15888705, 19671730, 21184940, 23606076, 27540422, 29507595, 31777410, 39343460, 41310633, 55080844, 59015190, 63554820, 68851055, 82621266, 118030380, 137702110, 165242532, 206553165, 275404220, 413106330, 826212660]

約数ペア:

[(1, 826212660), (2, 413106330), (3, 275404220), (4, 206553165), (5, 165242532), (6, 137702110), (7, 118030380), (10, 82621266), (12, 68851055), (13, 63554820), (14, 59015190), (15, 55080844), (20, 41310633), (21, 39343460), (26, 31777410), (28, 29507595), (30, 27540422), (35, 23606076), (39, 21184940), (42, 19671730), (52, 15888705), (60, 13770211), (65, 12710964), (70, 11803038), (78, 10592470), (84, 9835865), (91, 9079260), (105, 7868692), (130, 6355482), (140, 5901519), (156, 5296235), (182, 4539630), (195, 4236988), (210, 3934346), (260, 3177741), (273, 3026420), (364, 2269815), (389, 2123940), (390, 2118494), (420, 1967173), (455, 1815852), (546, 1513210), (778, 1061970), (780, 1059247), (910, 907926), (1092, 756605), (1167, 707980), (1365, 605284), (1556, 530985), (1820, 453963), (1945, 424788), (2334, 353990), (2723, 303420), (2730, 302642), (3890, 212394), (4668, 176995), (5057, 163380), (5446, 151710), (5460, 151321), (5835, 141596), (7780, 106197), (8169, 101140), (10114, 81690), (10892, 75855), (11670, 70798), (13615, 60684), (15171, 54460), (16338, 50570), (20228, 40845), (23340, 35399), (25285, 32676), (27230, 30342)]