290120040

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{115127}}^1$

素因数の和:115151

約数の個数: 96

約数和(自身を含む): 1077598080

約数和(自身を除く): 787478040

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 630, 840, 1260, 2520, 115127, 230254, 345381, 460508, 575635, 690762, 805889, 921016, 1036143, 1151270, 1381524, 1611778, 1726905, 2072286, 2302540, 2417667, 2763048, 3223556, 3453810, 4029445, 4144572, 4605080, 4835334, 5180715, 6447112, 6907620, 7253001, 8058890, 8289144, 9670668, 10361430, 12088335, 13815240, 14506002, 16117780, 19341336, 20722860, 24176670, 29012004, 32235560, 36265005, 41445720, 48353340, 58024008, 72530010, 96706680, 145060020, 290120040]

約数ペア:

[(1, 290120040), (2, 145060020), (3, 96706680), (4, 72530010), (5, 58024008), (6, 48353340), (7, 41445720), (8, 36265005), (9, 32235560), (10, 29012004), (12, 24176670), (14, 20722860), (15, 19341336), (18, 16117780), (20, 14506002), (21, 13815240), (24, 12088335), (28, 10361430), (30, 9670668), (35, 8289144), (36, 8058890), (40, 7253001), (42, 6907620), (45, 6447112), (56, 5180715), (60, 4835334), (63, 4605080), (70, 4144572), (72, 4029445), (84, 3453810), (90, 3223556), (105, 2763048), (120, 2417667), (126, 2302540), (140, 2072286), (168, 1726905), (180, 1611778), (210, 1381524), (252, 1151270), (280, 1036143), (315, 921016), (360, 805889), (420, 690762), (504, 575635), (630, 460508), (840, 345381), (1260, 230254), (2520, 115127)]