731250180

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{379}}^1\times {\mathrm{397}}^1$

素因数の和:800

約数の個数: 144

約数和(自身を含む): 2312157120

約数和(自身を除く): 1580906940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 243, 270, 324, 379, 397, 405, 486, 540, 758, 794, 810, 972, 1137, 1191, 1215, 1516, 1588, 1620, 1895, 1985, 2274, 2382, 2430, 3411, 3573, 3790, 3970, 4548, 4764, 4860, 5685, 5955, 6822, 7146, 7580, 7940, 10233, 10719, 11370, 11910, 13644, 14292, 17055, 17865, 20466, 21438, 22740, 23820, 30699, 32157, 34110, 35730, 40932, 42876, 51165, 53595, 61398, 64314, 68220, 71460, 92097, 96471, 102330, 107190, 122796, 128628, 150463, 153495, 160785, 184194, 192942, 204660, 214380, 300926, 306990, 321570, 368388, 385884, 451389, 460485, 482355, 601852, 613980, 643140, 752315, 902778, 920970, 964710, 1354167, 1504630, 1805556, 1841940, 1929420, 2256945, 2708334, 3009260, 4062501, 4513890, 5416668, 6770835, 8125002, 9027780, 12187503, 13541670, 16250004, 20312505, 24375006, 27083340, 36562509, 40625010, 48750012, 60937515, 73125018, 81250020, 121875030, 146250036, 182812545, 243750060, 365625090, 731250180]

約数ペア:

[(1, 731250180), (2, 365625090), (3, 243750060), (4, 182812545), (5, 146250036), (6, 121875030), (9, 81250020), (10, 73125018), (12, 60937515), (15, 48750012), (18, 40625010), (20, 36562509), (27, 27083340), (30, 24375006), (36, 20312505), (45, 16250004), (54, 13541670), (60, 12187503), (81, 9027780), (90, 8125002), (108, 6770835), (135, 5416668), (162, 4513890), (180, 4062501), (243, 3009260), (270, 2708334), (324, 2256945), (379, 1929420), (397, 1841940), (405, 1805556), (486, 1504630), (540, 1354167), (758, 964710), (794, 920970), (810, 902778), (972, 752315), (1137, 643140), (1191, 613980), (1215, 601852), (1516, 482355), (1588, 460485), (1620, 451389), (1895, 385884), (1985, 368388), (2274, 321570), (2382, 306990), (2430, 300926), (3411, 214380), (3573, 204660), (3790, 192942), (3970, 184194), (4548, 160785), (4764, 153495), (4860, 150463), (5685, 128628), (5955, 122796), (6822, 107190), (7146, 102330), (7580, 96471), (7940, 92097), (10233, 71460), (10719, 68220), (11370, 64314), (11910, 61398), (13644, 53595), (14292, 51165), (17055, 42876), (17865, 40932), (20466, 35730), (21438, 34110), (22740, 32157), (23820, 30699)]