213137520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{331}}^1\times {\mathrm{2683}}^1$

素因数の和:3030

約数の個数: 80

約数和(自身を含む): 662969472

約数和(自身を除く): 449831952

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 331, 662, 993, 1324, 1655, 1986, 2648, 2683, 3310, 3972, 4965, 5296, 5366, 6620, 7944, 8049, 9930, 10732, 13240, 13415, 15888, 16098, 19860, 21464, 26480, 26830, 32196, 39720, 40245, 42928, 53660, 64392, 79440, 80490, 107320, 128784, 160980, 214640, 321960, 643920, 888073, 1776146, 2664219, 3552292, 4440365, 5328438, 7104584, 8880730, 10656876, 13321095, 14209168, 17761460, 21313752, 26642190, 35522920, 42627504, 53284380, 71045840, 106568760, 213137520]

約数ペア:

[(1, 213137520), (2, 106568760), (3, 71045840), (4, 53284380), (5, 42627504), (6, 35522920), (8, 26642190), (10, 21313752), (12, 17761460), (15, 14209168), (16, 13321095), (20, 10656876), (24, 8880730), (30, 7104584), (40, 5328438), (48, 4440365), (60, 3552292), (80, 2664219), (120, 1776146), (240, 888073), (331, 643920), (662, 321960), (993, 214640), (1324, 160980), (1655, 128784), (1986, 107320), (2648, 80490), (2683, 79440), (3310, 64392), (3972, 53660), (4965, 42928), (5296, 40245), (5366, 39720), (6620, 32196), (7944, 26830), (8049, 26480), (9930, 21464), (10732, 19860), (13240, 16098), (13415, 15888)]