238967820

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1621}}^1$

素因数の和:1662

約数の個数: 240

約数和(自身を含む): 923216448

約数和(自身を除く): 684248628

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, 1620, 1621, 1638, 1755, 1820, 1890, 2106, 2268, 2340, 2457, 2730, 2835, 3242, 3276, 3510, 3780, 4095, 4212, 4863, 4914, 5265, 5460, 5670, 6484, 7020, 7371, 8105, 8190, 9726, 9828, 10530, 11340, 11347, 12285, 14589, 14742, 16210, 16380, 19452, 21060, 21073, 22694, 24315, 24570, 29178, 29484, 32420, 34041, 36855, 42146, 43767, 45388, 48630, 49140, 56735, 58356, 63219, 68082, 72945, 73710, 84292, 87534, 97260, 102123, 105365, 113470, 126438, 131301, 136164, 145890, 147420, 147511, 170205, 175068, 189657, 204246, 210730, 218835, 226940, 252876, 262602, 291780, 295022, 306369, 316095, 340410, 379314, 408492, 421460, 437670, 442533, 510615, 525204, 568971, 590044, 612738, 632190, 656505, 680820, 737555, 758628, 875340, 885066, 919107, 948285, 1021230, 1137942, 1225476, 1264380, 1313010, 1327599, 1475110, 1531845, 1706913, 1770132, 1838214, 1896570, 2042460, 2212665, 2275884, 2626020, 2655198, 2844855, 2950220, 3063690, 3413826, 3676428, 3793140, 3982797, 4425330, 4595535, 5310396, 5689710, 6127380, 6637995, 6827652, 7965594, 8534565, 8850660, 9191070, 11379420, 11948391, 13275990, 15931188, 17069130, 18382140, 19913985, 23896782, 26551980, 34138260, 39827970, 47793564, 59741955, 79655940, 119483910, 238967820]

約数ペア:

[(1, 238967820), (2, 119483910), (3, 79655940), (4, 59741955), (5, 47793564), (6, 39827970), (7, 34138260), (9, 26551980), (10, 23896782), (12, 19913985), (13, 18382140), (14, 17069130), (15, 15931188), (18, 13275990), (20, 11948391), (21, 11379420), (26, 9191070), (27, 8850660), (28, 8534565), (30, 7965594), (35, 6827652), (36, 6637995), (39, 6127380), (42, 5689710), (45, 5310396), (52, 4595535), (54, 4425330), (60, 3982797), (63, 3793140), (65, 3676428), (70, 3413826), (78, 3063690), (81, 2950220), (84, 2844855), (90, 2655198), (91, 2626020), (105, 2275884), (108, 2212665), (117, 2042460), (126, 1896570), (130, 1838214), (135, 1770132), (140, 1706913), (156, 1531845), (162, 1475110), (180, 1327599), (182, 1313010), (189, 1264380), (195, 1225476), (210, 1137942), (234, 1021230), (252, 948285), (260, 919107), (270, 885066), (273, 875340), (315, 758628), (324, 737555), (351, 680820), (364, 656505), (378, 632190), (390, 612738), (405, 590044), (420, 568971), (455, 525204), (468, 510615), (540, 442533), (546, 437670), (567, 421460), (585, 408492), (630, 379314), (702, 340410), (756, 316095), (780, 306369), (810, 295022), (819, 291780), (910, 262602), (945, 252876), (1053, 226940), (1092, 218835), (1134, 210730), (1170, 204246), (1260, 189657), (1365, 175068), (1404, 170205), (1620, 147511), (1621, 147420), (1638, 145890), (1755, 136164), (1820, 131301), (1890, 126438), (2106, 113470), (2268, 105365), (2340, 102123), (2457, 97260), (2730, 87534), (2835, 84292), (3242, 73710), (3276, 72945), (3510, 68082), (3780, 63219), (4095, 58356), (4212, 56735), (4863, 49140), (4914, 48630), (5265, 45388), (5460, 43767), (5670, 42146), (6484, 36855), (7020, 34041), (7371, 32420), (8105, 29484), (8190, 29178), (9726, 24570), (9828, 24315), (10530, 22694), (11340, 21073), (11347, 21060), (12285, 19452), (14589, 16380), (14742, 16210)]