161789940

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1213}}^1$

素因数の和:1263

約数の個数: 192

約数和(自身を含む): 571065600

約数和(自身を除く): 409275660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 19, 20, 26, 27, 30, 36, 38, 39, 45, 52, 54, 57, 60, 65, 76, 78, 90, 95, 108, 114, 117, 130, 135, 156, 171, 180, 190, 195, 228, 234, 247, 260, 270, 285, 342, 351, 380, 390, 468, 494, 513, 540, 570, 585, 684, 702, 741, 780, 855, 988, 1026, 1140, 1170, 1213, 1235, 1404, 1482, 1710, 1755, 2052, 2223, 2340, 2426, 2470, 2565, 2964, 3420, 3510, 3639, 3705, 4446, 4852, 4940, 5130, 6065, 6669, 7020, 7278, 7410, 8892, 10260, 10917, 11115, 12130, 13338, 14556, 14820, 15769, 18195, 21834, 22230, 23047, 24260, 26676, 31538, 32751, 33345, 36390, 43668, 44460, 46094, 47307, 54585, 63076, 65502, 66690, 69141, 72780, 78845, 92188, 94614, 109170, 115235, 131004, 133380, 138282, 141921, 157690, 163755, 189228, 207423, 218340, 230470, 236535, 276564, 283842, 299611, 315380, 327510, 345705, 414846, 425763, 460940, 473070, 567684, 599222, 622269, 655020, 691410, 709605, 829692, 851526, 898833, 946140, 1037115, 1198444, 1244538, 1382820, 1419210, 1498055, 1703052, 1797666, 2074230, 2128815, 2489076, 2696499, 2838420, 2996110, 3111345, 3595332, 4148460, 4257630, 4494165, 5392998, 5992220, 6222690, 8089497, 8515260, 8988330, 10785996, 12445380, 13482495, 16178994, 17976660, 26964990, 32357988, 40447485, 53929980, 80894970, 161789940]

約数ペア:

[(1, 161789940), (2, 80894970), (3, 53929980), (4, 40447485), (5, 32357988), (6, 26964990), (9, 17976660), (10, 16178994), (12, 13482495), (13, 12445380), (15, 10785996), (18, 8988330), (19, 8515260), (20, 8089497), (26, 6222690), (27, 5992220), (30, 5392998), (36, 4494165), (38, 4257630), (39, 4148460), (45, 3595332), (52, 3111345), (54, 2996110), (57, 2838420), (60, 2696499), (65, 2489076), (76, 2128815), (78, 2074230), (90, 1797666), (95, 1703052), (108, 1498055), (114, 1419210), (117, 1382820), (130, 1244538), (135, 1198444), (156, 1037115), (171, 946140), (180, 898833), (190, 851526), (195, 829692), (228, 709605), (234, 691410), (247, 655020), (260, 622269), (270, 599222), (285, 567684), (342, 473070), (351, 460940), (380, 425763), (390, 414846), (468, 345705), (494, 327510), (513, 315380), (540, 299611), (570, 283842), (585, 276564), (684, 236535), (702, 230470), (741, 218340), (780, 207423), (855, 189228), (988, 163755), (1026, 157690), (1140, 141921), (1170, 138282), (1213, 133380), (1235, 131004), (1404, 115235), (1482, 109170), (1710, 94614), (1755, 92188), (2052, 78845), (2223, 72780), (2340, 69141), (2426, 66690), (2470, 65502), (2565, 63076), (2964, 54585), (3420, 47307), (3510, 46094), (3639, 44460), (3705, 43668), (4446, 36390), (4852, 33345), (4940, 32751), (5130, 31538), (6065, 26676), (6669, 24260), (7020, 23047), (7278, 22230), (7410, 21834), (8892, 18195), (10260, 15769), (10917, 14820), (11115, 14556), (12130, 13338)]