72158880

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{239}}^1$

素因数の和:311

約数の個数: 192

約数和(自身を含む): 248209920

約数和(自身を除く): 176051040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 32, 34, 37, 40, 48, 51, 60, 68, 74, 80, 85, 96, 102, 111, 120, 136, 148, 160, 170, 185, 204, 222, 239, 240, 255, 272, 296, 340, 370, 408, 444, 478, 480, 510, 544, 555, 592, 629, 680, 717, 740, 816, 888, 956, 1020, 1110, 1184, 1195, 1258, 1360, 1434, 1480, 1632, 1776, 1887, 1912, 2040, 2220, 2390, 2516, 2720, 2868, 2960, 3145, 3552, 3585, 3774, 3824, 4063, 4080, 4440, 4780, 5032, 5736, 5920, 6290, 7170, 7548, 7648, 8126, 8160, 8843, 8880, 9435, 9560, 10064, 11472, 12189, 12580, 14340, 15096, 16252, 17686, 17760, 18870, 19120, 20128, 20315, 22944, 24378, 25160, 26529, 28680, 30192, 32504, 35372, 37740, 38240, 40630, 44215, 48756, 50320, 53058, 57360, 60384, 60945, 65008, 70744, 75480, 81260, 88430, 97512, 100640, 106116, 114720, 121890, 130016, 132645, 141488, 150331, 150960, 162520, 176860, 195024, 212232, 243780, 265290, 282976, 300662, 301920, 325040, 353720, 390048, 424464, 450993, 487560, 530580, 601324, 650080, 707440, 751655, 848928, 901986, 975120, 1061160, 1202648, 1414880, 1503310, 1803972, 1950240, 2122320, 2254965, 2405296, 3006620, 3607944, 4244640, 4509930, 4810592, 6013240, 7215888, 9019860, 12026480, 14431776, 18039720, 24052960, 36079440, 72158880]

約数ペア:

[(1, 72158880), (2, 36079440), (3, 24052960), (4, 18039720), (5, 14431776), (6, 12026480), (8, 9019860), (10, 7215888), (12, 6013240), (15, 4810592), (16, 4509930), (17, 4244640), (20, 3607944), (24, 3006620), (30, 2405296), (32, 2254965), (34, 2122320), (37, 1950240), (40, 1803972), (48, 1503310), (51, 1414880), (60, 1202648), (68, 1061160), (74, 975120), (80, 901986), (85, 848928), (96, 751655), (102, 707440), (111, 650080), (120, 601324), (136, 530580), (148, 487560), (160, 450993), (170, 424464), (185, 390048), (204, 353720), (222, 325040), (239, 301920), (240, 300662), (255, 282976), (272, 265290), (296, 243780), (340, 212232), (370, 195024), (408, 176860), (444, 162520), (478, 150960), (480, 150331), (510, 141488), (544, 132645), (555, 130016), (592, 121890), (629, 114720), (680, 106116), (717, 100640), (740, 97512), (816, 88430), (888, 81260), (956, 75480), (1020, 70744), (1110, 65008), (1184, 60945), (1195, 60384), (1258, 57360), (1360, 53058), (1434, 50320), (1480, 48756), (1632, 44215), (1776, 40630), (1887, 38240), (1912, 37740), (2040, 35372), (2220, 32504), (2390, 30192), (2516, 28680), (2720, 26529), (2868, 25160), (2960, 24378), (3145, 22944), (3552, 20315), (3585, 20128), (3774, 19120), (3824, 18870), (4063, 17760), (4080, 17686), (4440, 16252), (4780, 15096), (5032, 14340), (5736, 12580), (5920, 12189), (6290, 11472), (7170, 10064), (7548, 9560), (7648, 9435), (8126, 8880), (8160, 8843)]