213985440

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{181}}^1\times {\mathrm{821}}^1$

素因数の和:1023

約数の個数: 144

約数和(自身を含む): 735154056

約数和(自身を除く): 521168616

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 181, 240, 288, 360, 362, 480, 543, 720, 724, 821, 905, 1086, 1440, 1448, 1629, 1642, 1810, 2172, 2463, 2715, 2896, 3258, 3284, 3620, 4105, 4344, 4926, 5430, 5792, 6516, 6568, 7240, 7389, 8145, 8210, 8688, 9852, 10860, 12315, 13032, 13136, 14480, 14778, 16290, 16420, 17376, 19704, 21720, 24630, 26064, 26272, 28960, 29556, 32580, 32840, 36945, 39408, 43440, 49260, 52128, 59112, 65160, 65680, 73890, 78816, 86880, 98520, 118224, 130320, 131360, 147780, 148601, 197040, 236448, 260640, 295560, 297202, 394080, 445803, 591120, 594404, 743005, 891606, 1182240, 1188808, 1337409, 1486010, 1783212, 2229015, 2377616, 2674818, 2972020, 3566424, 4458030, 4755232, 5349636, 5944040, 6687045, 7132848, 8916060, 10699272, 11888080, 13374090, 14265696, 17832120, 21398544, 23776160, 26748180, 35664240, 42797088, 53496360, 71328480, 106992720, 213985440]

約数ペア:

[(1, 213985440), (2, 106992720), (3, 71328480), (4, 53496360), (5, 42797088), (6, 35664240), (8, 26748180), (9, 23776160), (10, 21398544), (12, 17832120), (15, 14265696), (16, 13374090), (18, 11888080), (20, 10699272), (24, 8916060), (30, 7132848), (32, 6687045), (36, 5944040), (40, 5349636), (45, 4755232), (48, 4458030), (60, 3566424), (72, 2972020), (80, 2674818), (90, 2377616), (96, 2229015), (120, 1783212), (144, 1486010), (160, 1337409), (180, 1188808), (181, 1182240), (240, 891606), (288, 743005), (360, 594404), (362, 591120), (480, 445803), (543, 394080), (720, 297202), (724, 295560), (821, 260640), (905, 236448), (1086, 197040), (1440, 148601), (1448, 147780), (1629, 131360), (1642, 130320), (1810, 118224), (2172, 98520), (2463, 86880), (2715, 78816), (2896, 73890), (3258, 65680), (3284, 65160), (3620, 59112), (4105, 52128), (4344, 49260), (4926, 43440), (5430, 39408), (5792, 36945), (6516, 32840), (6568, 32580), (7240, 29556), (7389, 28960), (8145, 26272), (8210, 26064), (8688, 24630), (9852, 21720), (10860, 19704), (12315, 17376), (13032, 16420), (13136, 16290), (14480, 14778)]