291676320

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{15581}}^1$

素因数の和:15615

約数の個数: 144

約数和(自身を含む): 1071979272

約数和(自身を除く): 780302952

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 96, 104, 117, 120, 130, 144, 156, 160, 180, 195, 208, 234, 240, 260, 288, 312, 360, 390, 416, 468, 480, 520, 585, 624, 720, 780, 936, 1040, 1170, 1248, 1440, 1560, 1872, 2080, 2340, 3120, 3744, 4680, 6240, 9360, 15581, 18720, 31162, 46743, 62324, 77905, 93486, 124648, 140229, 155810, 186972, 202553, 233715, 249296, 280458, 311620, 373944, 405106, 467430, 498592, 560916, 607659, 623240, 701145, 747888, 810212, 934860, 1012765, 1121832, 1215318, 1246480, 1402290, 1495776, 1620424, 1822977, 1869720, 2025530, 2243664, 2430636, 2492960, 2804580, 3038295, 3240848, 3645954, 3739440, 4051060, 4487328, 4861272, 5609160, 6076590, 6481696, 7291908, 7478880, 8102120, 9114885, 9722544, 11218320, 12153180, 14583816, 16204240, 18229770, 19445088, 22436640, 24306360, 29167632, 32408480, 36459540, 48612720, 58335264, 72919080, 97225440, 145838160, 291676320]

約数ペア:

[(1, 291676320), (2, 145838160), (3, 97225440), (4, 72919080), (5, 58335264), (6, 48612720), (8, 36459540), (9, 32408480), (10, 29167632), (12, 24306360), (13, 22436640), (15, 19445088), (16, 18229770), (18, 16204240), (20, 14583816), (24, 12153180), (26, 11218320), (30, 9722544), (32, 9114885), (36, 8102120), (39, 7478880), (40, 7291908), (45, 6481696), (48, 6076590), (52, 5609160), (60, 4861272), (65, 4487328), (72, 4051060), (78, 3739440), (80, 3645954), (90, 3240848), (96, 3038295), (104, 2804580), (117, 2492960), (120, 2430636), (130, 2243664), (144, 2025530), (156, 1869720), (160, 1822977), (180, 1620424), (195, 1495776), (208, 1402290), (234, 1246480), (240, 1215318), (260, 1121832), (288, 1012765), (312, 934860), (360, 810212), (390, 747888), (416, 701145), (468, 623240), (480, 607659), (520, 560916), (585, 498592), (624, 467430), (720, 405106), (780, 373944), (936, 311620), (1040, 280458), (1170, 249296), (1248, 233715), (1440, 202553), (1560, 186972), (1872, 155810), (2080, 140229), (2340, 124648), (3120, 93486), (3744, 77905), (4680, 62324), (6240, 46743), (9360, 31162), (15581, 18720)]