53387820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{239}}^1$

素因数の和:344

約数の個数: 144

約数和(自身を含む): 174545280

約数和(自身を除く): 121157460

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 73, 85, 90, 102, 146, 153, 170, 180, 204, 219, 239, 255, 292, 306, 340, 365, 438, 478, 510, 612, 657, 717, 730, 765, 876, 956, 1020, 1095, 1195, 1241, 1314, 1434, 1460, 1530, 2151, 2190, 2390, 2482, 2628, 2868, 3060, 3285, 3585, 3723, 4063, 4302, 4380, 4780, 4964, 6205, 6570, 7170, 7446, 8126, 8604, 10755, 11169, 12189, 12410, 13140, 14340, 14892, 16252, 17447, 18615, 20315, 21510, 22338, 24378, 24820, 34894, 36567, 37230, 40630, 43020, 44676, 48756, 52341, 55845, 60945, 69788, 73134, 74460, 81260, 87235, 104682, 111690, 121890, 146268, 157023, 174470, 182835, 209364, 223380, 243780, 261705, 296599, 314046, 348940, 365670, 523410, 593198, 628092, 731340, 785115, 889797, 1046820, 1186396, 1482995, 1570230, 1779594, 2669391, 2965990, 3140460, 3559188, 4448985, 5338782, 5931980, 8897970, 10677564, 13346955, 17795940, 26693910, 53387820]

約数ペア:

[(1, 53387820), (2, 26693910), (3, 17795940), (4, 13346955), (5, 10677564), (6, 8897970), (9, 5931980), (10, 5338782), (12, 4448985), (15, 3559188), (17, 3140460), (18, 2965990), (20, 2669391), (30, 1779594), (34, 1570230), (36, 1482995), (45, 1186396), (51, 1046820), (60, 889797), (68, 785115), (73, 731340), (85, 628092), (90, 593198), (102, 523410), (146, 365670), (153, 348940), (170, 314046), (180, 296599), (204, 261705), (219, 243780), (239, 223380), (255, 209364), (292, 182835), (306, 174470), (340, 157023), (365, 146268), (438, 121890), (478, 111690), (510, 104682), (612, 87235), (657, 81260), (717, 74460), (730, 73134), (765, 69788), (876, 60945), (956, 55845), (1020, 52341), (1095, 48756), (1195, 44676), (1241, 43020), (1314, 40630), (1434, 37230), (1460, 36567), (1530, 34894), (2151, 24820), (2190, 24378), (2390, 22338), (2482, 21510), (2628, 20315), (2868, 18615), (3060, 17447), (3285, 16252), (3585, 14892), (3723, 14340), (4063, 13140), (4302, 12410), (4380, 12189), (4780, 11169), (4964, 10755), (6205, 8604), (6570, 8126), (7170, 7446)]