72642960

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{199}}^1$

素因数の和:247

約数の個数: 240

約数和(自身を含む): 272304000

約数和(自身を除く): 199661040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 48, 52, 54, 60, 65, 72, 78, 80, 90, 104, 108, 117, 120, 130, 135, 144, 156, 169, 180, 195, 199, 208, 216, 234, 240, 260, 270, 312, 338, 351, 360, 390, 398, 432, 468, 507, 520, 540, 585, 597, 624, 676, 702, 720, 780, 796, 845, 936, 995, 1014, 1040, 1080, 1170, 1194, 1352, 1404, 1521, 1560, 1592, 1690, 1755, 1791, 1872, 1990, 2028, 2160, 2340, 2388, 2535, 2587, 2704, 2808, 2985, 3042, 3120, 3184, 3380, 3510, 3582, 3980, 4056, 4563, 4680, 4776, 5070, 5174, 5373, 5616, 5970, 6084, 6760, 7020, 7164, 7605, 7761, 7960, 8112, 8955, 9126, 9360, 9552, 10140, 10348, 10746, 11940, 12168, 12935, 13520, 14040, 14328, 15210, 15522, 15920, 17910, 18252, 20280, 20696, 21492, 22815, 23283, 23880, 24336, 25870, 26865, 28080, 28656, 30420, 31044, 33631, 35820, 36504, 38805, 40560, 41392, 42984, 45630, 46566, 47760, 51740, 53730, 60840, 62088, 67262, 69849, 71640, 73008, 77610, 85968, 91260, 93132, 100893, 103480, 107460, 116415, 121680, 124176, 134524, 139698, 143280, 155220, 168155, 182520, 186264, 201786, 206960, 214920, 232830, 269048, 279396, 302679, 310440, 336310, 349245, 365040, 372528, 403572, 429840, 465660, 504465, 538096, 558792, 605358, 620880, 672620, 698490, 807144, 908037, 931320, 1008930, 1117584, 1210716, 1345240, 1396980, 1513395, 1614288, 1816074, 1862640, 2017860, 2421432, 2690480, 2793960, 3026790, 3632148, 4035720, 4540185, 4842864, 5587920, 6053580, 7264296, 8071440, 9080370, 12107160, 14528592, 18160740, 24214320, 36321480, 72642960]

約数ペア:

[(1, 72642960), (2, 36321480), (3, 24214320), (4, 18160740), (5, 14528592), (6, 12107160), (8, 9080370), (9, 8071440), (10, 7264296), (12, 6053580), (13, 5587920), (15, 4842864), (16, 4540185), (18, 4035720), (20, 3632148), (24, 3026790), (26, 2793960), (27, 2690480), (30, 2421432), (36, 2017860), (39, 1862640), (40, 1816074), (45, 1614288), (48, 1513395), (52, 1396980), (54, 1345240), (60, 1210716), (65, 1117584), (72, 1008930), (78, 931320), (80, 908037), (90, 807144), (104, 698490), (108, 672620), (117, 620880), (120, 605358), (130, 558792), (135, 538096), (144, 504465), (156, 465660), (169, 429840), (180, 403572), (195, 372528), (199, 365040), (208, 349245), (216, 336310), (234, 310440), (240, 302679), (260, 279396), (270, 269048), (312, 232830), (338, 214920), (351, 206960), (360, 201786), (390, 186264), (398, 182520), (432, 168155), (468, 155220), (507, 143280), (520, 139698), (540, 134524), (585, 124176), (597, 121680), (624, 116415), (676, 107460), (702, 103480), (720, 100893), (780, 93132), (796, 91260), (845, 85968), (936, 77610), (995, 73008), (1014, 71640), (1040, 69849), (1080, 67262), (1170, 62088), (1194, 60840), (1352, 53730), (1404, 51740), (1521, 47760), (1560, 46566), (1592, 45630), (1690, 42984), (1755, 41392), (1791, 40560), (1872, 38805), (1990, 36504), (2028, 35820), (2160, 33631), (2340, 31044), (2388, 30420), (2535, 28656), (2587, 28080), (2704, 26865), (2808, 25870), (2985, 24336), (3042, 23880), (3120, 23283), (3184, 22815), (3380, 21492), (3510, 20696), (3582, 20280), (3980, 18252), (4056, 17910), (4563, 15920), (4680, 15522), (4776, 15210), (5070, 14328), (5174, 14040), (5373, 13520), (5616, 12935), (5970, 12168), (6084, 11940), (6760, 10746), (7020, 10348), (7164, 10140), (7605, 9552), (7761, 9360), (7960, 9126), (8112, 8955)]