15858180

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{251}}^1$

素因数の和:288

約数の個数: 144

約数和(自身を含む): 53936064

約数和(自身を除く): 38077884

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 36, 39, 45, 52, 54, 60, 65, 78, 81, 90, 108, 117, 130, 135, 156, 162, 180, 195, 234, 243, 251, 260, 270, 324, 351, 390, 405, 468, 486, 502, 540, 585, 702, 753, 780, 810, 972, 1004, 1053, 1170, 1215, 1255, 1404, 1506, 1620, 1755, 2106, 2259, 2340, 2430, 2510, 3012, 3159, 3263, 3510, 3765, 4212, 4518, 4860, 5020, 5265, 6318, 6526, 6777, 7020, 7530, 9036, 9789, 10530, 11295, 12636, 13052, 13554, 15060, 15795, 16315, 19578, 20331, 21060, 22590, 27108, 29367, 31590, 32630, 33885, 39156, 40662, 45180, 48945, 58734, 60993, 63180, 65260, 67770, 81324, 88101, 97890, 101655, 117468, 121986, 135540, 146835, 176202, 195780, 203310, 243972, 264303, 293670, 304965, 352404, 406620, 440505, 528606, 587340, 609930, 792909, 881010, 1057212, 1219860, 1321515, 1585818, 1762020, 2643030, 3171636, 3964545, 5286060, 7929090, 15858180]

約数ペア:

[(1, 15858180), (2, 7929090), (3, 5286060), (4, 3964545), (5, 3171636), (6, 2643030), (9, 1762020), (10, 1585818), (12, 1321515), (13, 1219860), (15, 1057212), (18, 881010), (20, 792909), (26, 609930), (27, 587340), (30, 528606), (36, 440505), (39, 406620), (45, 352404), (52, 304965), (54, 293670), (60, 264303), (65, 243972), (78, 203310), (81, 195780), (90, 176202), (108, 146835), (117, 135540), (130, 121986), (135, 117468), (156, 101655), (162, 97890), (180, 88101), (195, 81324), (234, 67770), (243, 65260), (251, 63180), (260, 60993), (270, 58734), (324, 48945), (351, 45180), (390, 40662), (405, 39156), (468, 33885), (486, 32630), (502, 31590), (540, 29367), (585, 27108), (702, 22590), (753, 21060), (780, 20331), (810, 19578), (972, 16315), (1004, 15795), (1053, 15060), (1170, 13554), (1215, 13052), (1255, 12636), (1404, 11295), (1506, 10530), (1620, 9789), (1755, 9036), (2106, 7530), (2259, 7020), (2340, 6777), (2430, 6526), (2510, 6318), (3012, 5265), (3159, 5020), (3263, 4860), (3510, 4518), (3765, 4212)]