72508320

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1171}}^1$

素因数の和:1235

約数の個数: 144

約数和(自身を含む): 253405152

約数和(自身を除く): 180896832

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 43, 45, 48, 60, 72, 80, 86, 90, 96, 120, 129, 144, 160, 172, 180, 215, 240, 258, 288, 344, 360, 387, 430, 480, 516, 645, 688, 720, 774, 860, 1032, 1171, 1290, 1376, 1440, 1548, 1720, 1935, 2064, 2342, 2580, 3096, 3440, 3513, 3870, 4128, 4684, 5160, 5855, 6192, 6880, 7026, 7740, 9368, 10320, 10539, 11710, 12384, 14052, 15480, 17565, 18736, 20640, 21078, 23420, 28104, 30960, 35130, 37472, 42156, 46840, 50353, 52695, 56208, 61920, 70260, 84312, 93680, 100706, 105390, 112416, 140520, 151059, 168624, 187360, 201412, 210780, 251765, 281040, 302118, 337248, 402824, 421560, 453177, 503530, 562080, 604236, 755295, 805648, 843120, 906354, 1007060, 1208472, 1510590, 1611296, 1686240, 1812708, 2014120, 2265885, 2416944, 3021180, 3625416, 4028240, 4531770, 4833888, 6042360, 7250832, 8056480, 9063540, 12084720, 14501664, 18127080, 24169440, 36254160, 72508320]

約数ペア:

[(1, 72508320), (2, 36254160), (3, 24169440), (4, 18127080), (5, 14501664), (6, 12084720), (8, 9063540), (9, 8056480), (10, 7250832), (12, 6042360), (15, 4833888), (16, 4531770), (18, 4028240), (20, 3625416), (24, 3021180), (30, 2416944), (32, 2265885), (36, 2014120), (40, 1812708), (43, 1686240), (45, 1611296), (48, 1510590), (60, 1208472), (72, 1007060), (80, 906354), (86, 843120), (90, 805648), (96, 755295), (120, 604236), (129, 562080), (144, 503530), (160, 453177), (172, 421560), (180, 402824), (215, 337248), (240, 302118), (258, 281040), (288, 251765), (344, 210780), (360, 201412), (387, 187360), (430, 168624), (480, 151059), (516, 140520), (645, 112416), (688, 105390), (720, 100706), (774, 93680), (860, 84312), (1032, 70260), (1171, 61920), (1290, 56208), (1376, 52695), (1440, 50353), (1548, 46840), (1720, 42156), (1935, 37472), (2064, 35130), (2342, 30960), (2580, 28104), (3096, 23420), (3440, 21078), (3513, 20640), (3870, 18736), (4128, 17565), (4684, 15480), (5160, 14052), (5855, 12384), (6192, 11710), (6880, 10539), (7026, 10320), (7740, 9368)]