39728520

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{653}}^1$

素因数の和:696

約数の個数: 144

約数和(自身を含む): 140027940

約数和(自身を除く): 100299420

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 36, 39, 40, 45, 52, 60, 65, 72, 78, 90, 104, 117, 120, 130, 156, 169, 180, 195, 234, 260, 312, 338, 360, 390, 468, 507, 520, 585, 653, 676, 780, 845, 936, 1014, 1170, 1306, 1352, 1521, 1560, 1690, 1959, 2028, 2340, 2535, 2612, 3042, 3265, 3380, 3918, 4056, 4680, 5070, 5224, 5877, 6084, 6530, 6760, 7605, 7836, 8489, 9795, 10140, 11754, 12168, 13060, 15210, 15672, 16978, 19590, 20280, 23508, 25467, 26120, 29385, 30420, 33956, 39180, 42445, 47016, 50934, 58770, 60840, 67912, 76401, 78360, 84890, 101868, 110357, 117540, 127335, 152802, 169780, 203736, 220714, 235080, 254670, 305604, 331071, 339560, 382005, 441428, 509340, 551785, 611208, 662142, 764010, 882856, 993213, 1018680, 1103570, 1324284, 1528020, 1655355, 1986426, 2207140, 2648568, 3056040, 3310710, 3972852, 4414280, 4966065, 6621420, 7945704, 9932130, 13242840, 19864260, 39728520]

約数ペア:

[(1, 39728520), (2, 19864260), (3, 13242840), (4, 9932130), (5, 7945704), (6, 6621420), (8, 4966065), (9, 4414280), (10, 3972852), (12, 3310710), (13, 3056040), (15, 2648568), (18, 2207140), (20, 1986426), (24, 1655355), (26, 1528020), (30, 1324284), (36, 1103570), (39, 1018680), (40, 993213), (45, 882856), (52, 764010), (60, 662142), (65, 611208), (72, 551785), (78, 509340), (90, 441428), (104, 382005), (117, 339560), (120, 331071), (130, 305604), (156, 254670), (169, 235080), (180, 220714), (195, 203736), (234, 169780), (260, 152802), (312, 127335), (338, 117540), (360, 110357), (390, 101868), (468, 84890), (507, 78360), (520, 76401), (585, 67912), (653, 60840), (676, 58770), (780, 50934), (845, 47016), (936, 42445), (1014, 39180), (1170, 33956), (1306, 30420), (1352, 29385), (1521, 26120), (1560, 25467), (1690, 23508), (1959, 20280), (2028, 19590), (2340, 16978), (2535, 15672), (2612, 15210), (3042, 13060), (3265, 12168), (3380, 11754), (3918, 10140), (4056, 9795), (4680, 8489), (5070, 7836), (5224, 7605), (5877, 6760), (6084, 6530)]