72041760

素因数分解:

$2^5\times 3^2\times 5^1\times 7^2\times {\mathrm{1021}}^1$

素因数の和:1056

約数の個数: 216

約数和(自身を含む): 286260156

約数和(自身を除く): 214218396

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 49, 56, 60, 63, 70, 72, 80, 84, 90, 96, 98, 105, 112, 120, 126, 140, 144, 147, 160, 168, 180, 196, 210, 224, 240, 245, 252, 280, 288, 294, 315, 336, 360, 392, 420, 441, 480, 490, 504, 560, 588, 630, 672, 720, 735, 784, 840, 882, 980, 1008, 1021, 1120, 1176, 1260, 1440, 1470, 1568, 1680, 1764, 1960, 2016, 2042, 2205, 2352, 2520, 2940, 3063, 3360, 3528, 3920, 4084, 4410, 4704, 5040, 5105, 5880, 6126, 7056, 7147, 7840, 8168, 8820, 9189, 10080, 10210, 11760, 12252, 14112, 14294, 15315, 16336, 17640, 18378, 20420, 21441, 23520, 24504, 28588, 30630, 32672, 35280, 35735, 36756, 40840, 42882, 45945, 49008, 50029, 57176, 61260, 64323, 70560, 71470, 73512, 81680, 85764, 91890, 98016, 100058, 107205, 114352, 122520, 128646, 142940, 147024, 150087, 163360, 171528, 183780, 200116, 214410, 228704, 245040, 250145, 257292, 285880, 294048, 300174, 321615, 343056, 367560, 400232, 428820, 450261, 490080, 500290, 514584, 571760, 600348, 643230, 686112, 735120, 750435, 800464, 857640, 900522, 1000580, 1029168, 1143520, 1200696, 1286460, 1470240, 1500870, 1600928, 1715280, 1801044, 2001160, 2058336, 2251305, 2401392, 2572920, 3001740, 3430560, 3602088, 4002320, 4502610, 4802784, 5145840, 6003480, 7204176, 8004640, 9005220, 10291680, 12006960, 14408352, 18010440, 24013920, 36020880, 72041760]

約数ペア:

[(1, 72041760), (2, 36020880), (3, 24013920), (4, 18010440), (5, 14408352), (6, 12006960), (7, 10291680), (8, 9005220), (9, 8004640), (10, 7204176), (12, 6003480), (14, 5145840), (15, 4802784), (16, 4502610), (18, 4002320), (20, 3602088), (21, 3430560), (24, 3001740), (28, 2572920), (30, 2401392), (32, 2251305), (35, 2058336), (36, 2001160), (40, 1801044), (42, 1715280), (45, 1600928), (48, 1500870), (49, 1470240), (56, 1286460), (60, 1200696), (63, 1143520), (70, 1029168), (72, 1000580), (80, 900522), (84, 857640), (90, 800464), (96, 750435), (98, 735120), (105, 686112), (112, 643230), (120, 600348), (126, 571760), (140, 514584), (144, 500290), (147, 490080), (160, 450261), (168, 428820), (180, 400232), (196, 367560), (210, 343056), (224, 321615), (240, 300174), (245, 294048), (252, 285880), (280, 257292), (288, 250145), (294, 245040), (315, 228704), (336, 214410), (360, 200116), (392, 183780), (420, 171528), (441, 163360), (480, 150087), (490, 147024), (504, 142940), (560, 128646), (588, 122520), (630, 114352), (672, 107205), (720, 100058), (735, 98016), (784, 91890), (840, 85764), (882, 81680), (980, 73512), (1008, 71470), (1021, 70560), (1120, 64323), (1176, 61260), (1260, 57176), (1440, 50029), (1470, 49008), (1568, 45945), (1680, 42882), (1764, 40840), (1960, 36756), (2016, 35735), (2042, 35280), (2205, 32672), (2352, 30630), (2520, 28588), (2940, 24504), (3063, 23520), (3360, 21441), (3528, 20420), (3920, 18378), (4084, 17640), (4410, 16336), (4704, 15315), (5040, 14294), (5105, 14112), (5880, 12252), (6126, 11760), (7056, 10210), (7147, 10080), (7840, 9189), (8168, 8820)]