198347840

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{101}}^1$

素因数の和:173

約数の個数: 168

約数和(自身を含む): 533031192

約数和(自身を除く): 334683352

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 19, 20, 32, 34, 38, 40, 64, 68, 76, 80, 85, 95, 101, 136, 152, 160, 170, 190, 202, 272, 304, 320, 323, 340, 361, 380, 404, 505, 544, 608, 646, 680, 722, 760, 808, 1010, 1088, 1216, 1292, 1360, 1444, 1520, 1615, 1616, 1717, 1805, 1919, 2020, 2584, 2720, 2888, 3040, 3230, 3232, 3434, 3610, 3838, 4040, 5168, 5440, 5776, 6080, 6137, 6460, 6464, 6868, 7220, 7676, 8080, 8585, 9595, 10336, 11552, 12274, 12920, 13736, 14440, 15352, 16160, 17170, 19190, 20672, 23104, 24548, 25840, 27472, 28880, 30685, 30704, 32320, 32623, 34340, 36461, 38380, 49096, 51680, 54944, 57760, 61370, 61408, 65246, 68680, 72922, 76760, 98192, 103360, 109888, 115520, 122740, 122816, 130492, 137360, 145844, 153520, 163115, 182305, 196384, 245480, 260984, 274720, 291688, 307040, 326230, 364610, 392768, 490960, 521968, 549440, 583376, 614080, 619837, 652460, 729220, 981920, 1043936, 1166752, 1239674, 1304920, 1458440, 1963840, 2087872, 2333504, 2479348, 2609840, 2916880, 3099185, 4958696, 5219680, 5833760, 6198370, 9917392, 10439360, 11667520, 12396740, 19834784, 24793480, 39669568, 49586960, 99173920, 198347840]

約数ペア:

[(1, 198347840), (2, 99173920), (4, 49586960), (5, 39669568), (8, 24793480), (10, 19834784), (16, 12396740), (17, 11667520), (19, 10439360), (20, 9917392), (32, 6198370), (34, 5833760), (38, 5219680), (40, 4958696), (64, 3099185), (68, 2916880), (76, 2609840), (80, 2479348), (85, 2333504), (95, 2087872), (101, 1963840), (136, 1458440), (152, 1304920), (160, 1239674), (170, 1166752), (190, 1043936), (202, 981920), (272, 729220), (304, 652460), (320, 619837), (323, 614080), (340, 583376), (361, 549440), (380, 521968), (404, 490960), (505, 392768), (544, 364610), (608, 326230), (646, 307040), (680, 291688), (722, 274720), (760, 260984), (808, 245480), (1010, 196384), (1088, 182305), (1216, 163115), (1292, 153520), (1360, 145844), (1444, 137360), (1520, 130492), (1615, 122816), (1616, 122740), (1717, 115520), (1805, 109888), (1919, 103360), (2020, 98192), (2584, 76760), (2720, 72922), (2888, 68680), (3040, 65246), (3230, 61408), (3232, 61370), (3434, 57760), (3610, 54944), (3838, 51680), (4040, 49096), (5168, 38380), (5440, 36461), (5776, 34340), (6080, 32623), (6137, 32320), (6460, 30704), (6464, 30685), (6868, 28880), (7220, 27472), (7676, 25840), (8080, 24548), (8585, 23104), (9595, 20672), (10336, 19190), (11552, 17170), (12274, 16160), (12920, 15352), (13736, 14440)]