231596820

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1571}}^1$

素因数の和:1612

約数の個数: 240

約数和(自身を含む): 894757248

約数和(自身を除く): 663160428

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 27, 28, 30, 35, 36, 39, 42, 45, 52, 54, 60, 63, 65, 70, 78, 81, 84, 90, 91, 105, 108, 117, 126, 130, 135, 140, 156, 162, 180, 182, 189, 195, 210, 234, 252, 260, 270, 273, 315, 324, 351, 364, 378, 390, 405, 420, 455, 468, 540, 546, 567, 585, 630, 702, 756, 780, 810, 819, 910, 945, 1053, 1092, 1134, 1170, 1260, 1365, 1404, 1571, 1620, 1638, 1755, 1820, 1890, 2106, 2268, 2340, 2457, 2730, 2835, 3142, 3276, 3510, 3780, 4095, 4212, 4713, 4914, 5265, 5460, 5670, 6284, 7020, 7371, 7855, 8190, 9426, 9828, 10530, 10997, 11340, 12285, 14139, 14742, 15710, 16380, 18852, 20423, 21060, 21994, 23565, 24570, 28278, 29484, 31420, 32991, 36855, 40846, 42417, 43988, 47130, 49140, 54985, 56556, 61269, 65982, 70695, 73710, 81692, 84834, 94260, 98973, 102115, 109970, 122538, 127251, 131964, 141390, 142961, 147420, 164955, 169668, 183807, 197946, 204230, 212085, 219940, 245076, 254502, 282780, 285922, 296919, 306345, 329910, 367614, 395892, 408460, 424170, 428883, 494865, 509004, 551421, 571844, 593838, 612690, 636255, 659820, 714805, 735228, 848340, 857766, 890757, 919035, 989730, 1102842, 1187676, 1225380, 1272510, 1286649, 1429610, 1484595, 1654263, 1715532, 1781514, 1838070, 1979460, 2144415, 2205684, 2545020, 2573298, 2757105, 2859220, 2969190, 3308526, 3563028, 3676140, 3859947, 4288830, 4453785, 5146596, 5514210, 5938380, 6433245, 6617052, 7719894, 8271315, 8577660, 8907570, 11028420, 11579841, 12866490, 15439788, 16542630, 17815140, 19299735, 23159682, 25732980, 33085260, 38599470, 46319364, 57899205, 77198940, 115798410, 231596820]

約数ペア:

[(1, 231596820), (2, 115798410), (3, 77198940), (4, 57899205), (5, 46319364), (6, 38599470), (7, 33085260), (9, 25732980), (10, 23159682), (12, 19299735), (13, 17815140), (14, 16542630), (15, 15439788), (18, 12866490), (20, 11579841), (21, 11028420), (26, 8907570), (27, 8577660), (28, 8271315), (30, 7719894), (35, 6617052), (36, 6433245), (39, 5938380), (42, 5514210), (45, 5146596), (52, 4453785), (54, 4288830), (60, 3859947), (63, 3676140), (65, 3563028), (70, 3308526), (78, 2969190), (81, 2859220), (84, 2757105), (90, 2573298), (91, 2545020), (105, 2205684), (108, 2144415), (117, 1979460), (126, 1838070), (130, 1781514), (135, 1715532), (140, 1654263), (156, 1484595), (162, 1429610), (180, 1286649), (182, 1272510), (189, 1225380), (195, 1187676), (210, 1102842), (234, 989730), (252, 919035), (260, 890757), (270, 857766), (273, 848340), (315, 735228), (324, 714805), (351, 659820), (364, 636255), (378, 612690), (390, 593838), (405, 571844), (420, 551421), (455, 509004), (468, 494865), (540, 428883), (546, 424170), (567, 408460), (585, 395892), (630, 367614), (702, 329910), (756, 306345), (780, 296919), (810, 285922), (819, 282780), (910, 254502), (945, 245076), (1053, 219940), (1092, 212085), (1134, 204230), (1170, 197946), (1260, 183807), (1365, 169668), (1404, 164955), (1571, 147420), (1620, 142961), (1638, 141390), (1755, 131964), (1820, 127251), (1890, 122538), (2106, 109970), (2268, 102115), (2340, 98973), (2457, 94260), (2730, 84834), (2835, 81692), (3142, 73710), (3276, 70695), (3510, 65982), (3780, 61269), (4095, 56556), (4212, 54985), (4713, 49140), (4914, 47130), (5265, 43988), (5460, 42417), (5670, 40846), (6284, 36855), (7020, 32991), (7371, 31420), (7855, 29484), (8190, 28278), (9426, 24570), (9828, 23565), (10530, 21994), (10997, 21060), (11340, 20423), (12285, 18852), (14139, 16380), (14742, 15710)]