20221163280

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{460409}}^1$

素因数の和:460489

約数の個数: 120

約数和(自身を含む): 69022825560

約数和(自身を除く): 48801662280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 61, 72, 80, 90, 120, 122, 144, 180, 183, 240, 244, 305, 360, 366, 488, 549, 610, 720, 732, 915, 976, 1098, 1220, 1464, 1830, 2196, 2440, 2745, 2928, 3660, 4392, 4880, 5490, 7320, 8784, 10980, 14640, 21960, 43920, 460409, 920818, 1381227, 1841636, 2302045, 2762454, 3683272, 4143681, 4604090, 5524908, 6906135, 7366544, 8287362, 9208180, 11049816, 13812270, 16574724, 18416360, 20718405, 22099632, 27624540, 28084949, 33149448, 36832720, 41436810, 55249080, 56169898, 66298896, 82873620, 84254847, 110498160, 112339796, 140424745, 165747240, 168509694, 224679592, 252764541, 280849490, 331494480, 337019388, 421274235, 449359184, 505529082, 561698980, 674038776, 842548470, 1011058164, 1123397960, 1263822705, 1348077552, 1685096940, 2022116328, 2246795920, 2527645410, 3370193880, 4044232656, 5055290820, 6740387760, 10110581640, 20221163280]

約数ペア:

[(1, 20221163280), (2, 10110581640), (3, 6740387760), (4, 5055290820), (5, 4044232656), (6, 3370193880), (8, 2527645410), (9, 2246795920), (10, 2022116328), (12, 1685096940), (15, 1348077552), (16, 1263822705), (18, 1123397960), (20, 1011058164), (24, 842548470), (30, 674038776), (36, 561698980), (40, 505529082), (45, 449359184), (48, 421274235), (60, 337019388), (61, 331494480), (72, 280849490), (80, 252764541), (90, 224679592), (120, 168509694), (122, 165747240), (144, 140424745), (180, 112339796), (183, 110498160), (240, 84254847), (244, 82873620), (305, 66298896), (360, 56169898), (366, 55249080), (488, 41436810), (549, 36832720), (610, 33149448), (720, 28084949), (732, 27624540), (915, 22099632), (976, 20718405), (1098, 18416360), (1220, 16574724), (1464, 13812270), (1830, 11049816), (2196, 9208180), (2440, 8287362), (2745, 7366544), (2928, 6906135), (3660, 5524908), (4392, 4604090), (4880, 4143681), (5490, 3683272), (7320, 2762454), (8784, 2302045), (10980, 1841636), (14640, 1381227), (21960, 920818), (43920, 460409)]