428997840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^2\times {\mathrm{31}}^1\times {\mathrm{109}}^1$

素因数の和:202

約数の個数: 240

約数和(自身を含む): 1448240640

約数和(自身を除く): 1019242800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 31, 40, 46, 48, 60, 62, 69, 80, 92, 93, 109, 115, 120, 124, 138, 155, 184, 186, 218, 230, 240, 248, 276, 310, 327, 345, 368, 372, 436, 460, 465, 496, 529, 545, 552, 620, 654, 690, 713, 744, 872, 920, 930, 1058, 1090, 1104, 1240, 1308, 1380, 1426, 1488, 1587, 1635, 1744, 1840, 1860, 2116, 2139, 2180, 2480, 2507, 2616, 2645, 2760, 2852, 3174, 3270, 3379, 3565, 3720, 4232, 4278, 4360, 5014, 5232, 5290, 5520, 5704, 6348, 6540, 6758, 7130, 7440, 7521, 7935, 8464, 8556, 8720, 10028, 10137, 10580, 10695, 11408, 12535, 12696, 13080, 13516, 14260, 15042, 15870, 16399, 16895, 17112, 20056, 20274, 21160, 21390, 25070, 25392, 26160, 27032, 28520, 30084, 31740, 32798, 33790, 34224, 37605, 40112, 40548, 42320, 42780, 49197, 50140, 50685, 54064, 57040, 57661, 60168, 63480, 65596, 67580, 75210, 77717, 81096, 81995, 85560, 98394, 100280, 101370, 115322, 120336, 126960, 131192, 135160, 150420, 155434, 162192, 163990, 171120, 172983, 196788, 200560, 202740, 230644, 233151, 245985, 262384, 270320, 288305, 300840, 310868, 327980, 345966, 388585, 393576, 405480, 461288, 466302, 491970, 576610, 601680, 621736, 655960, 691932, 777170, 787152, 810960, 864915, 922576, 932604, 983940, 1153220, 1165755, 1243472, 1311920, 1383864, 1554340, 1729830, 1787491, 1865208, 1967880, 2306440, 2331510, 2767728, 3108680, 3459660, 3574982, 3730416, 3935760, 4612880, 4663020, 5362473, 6217360, 6919320, 7149964, 8937455, 9326040, 10724946, 13838640, 14299928, 17874910, 18652080, 21449892, 26812365, 28599856, 35749820, 42899784, 53624730, 71499640, 85799568, 107249460, 142999280, 214498920, 428997840]

約数ペア:

[(1, 428997840), (2, 214498920), (3, 142999280), (4, 107249460), (5, 85799568), (6, 71499640), (8, 53624730), (10, 42899784), (12, 35749820), (15, 28599856), (16, 26812365), (20, 21449892), (23, 18652080), (24, 17874910), (30, 14299928), (31, 13838640), (40, 10724946), (46, 9326040), (48, 8937455), (60, 7149964), (62, 6919320), (69, 6217360), (80, 5362473), (92, 4663020), (93, 4612880), (109, 3935760), (115, 3730416), (120, 3574982), (124, 3459660), (138, 3108680), (155, 2767728), (184, 2331510), (186, 2306440), (218, 1967880), (230, 1865208), (240, 1787491), (248, 1729830), (276, 1554340), (310, 1383864), (327, 1311920), (345, 1243472), (368, 1165755), (372, 1153220), (436, 983940), (460, 932604), (465, 922576), (496, 864915), (529, 810960), (545, 787152), (552, 777170), (620, 691932), (654, 655960), (690, 621736), (713, 601680), (744, 576610), (872, 491970), (920, 466302), (930, 461288), (1058, 405480), (1090, 393576), (1104, 388585), (1240, 345966), (1308, 327980), (1380, 310868), (1426, 300840), (1488, 288305), (1587, 270320), (1635, 262384), (1744, 245985), (1840, 233151), (1860, 230644), (2116, 202740), (2139, 200560), (2180, 196788), (2480, 172983), (2507, 171120), (2616, 163990), (2645, 162192), (2760, 155434), (2852, 150420), (3174, 135160), (3270, 131192), (3379, 126960), (3565, 120336), (3720, 115322), (4232, 101370), (4278, 100280), (4360, 98394), (5014, 85560), (5232, 81995), (5290, 81096), (5520, 77717), (5704, 75210), (6348, 67580), (6540, 65596), (6758, 63480), (7130, 60168), (7440, 57661), (7521, 57040), (7935, 54064), (8464, 50685), (8556, 50140), (8720, 49197), (10028, 42780), (10137, 42320), (10580, 40548), (10695, 40112), (11408, 37605), (12535, 34224), (12696, 33790), (13080, 32798), (13516, 31740), (14260, 30084), (15042, 28520), (15870, 27032), (16399, 26160), (16895, 25392), (17112, 25070), (20056, 21390), (20274, 21160)]