20161489380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{113}}^1\times {\mathrm{2953}}^1$

素因数の和:3150

約数の個数: 192

約数和(自身を含む): 61101008640

約数和(自身を除く): 40939519260

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 53, 57, 60, 76, 95, 106, 113, 114, 159, 190, 212, 226, 228, 265, 285, 318, 339, 380, 452, 530, 565, 570, 636, 678, 795, 1007, 1060, 1130, 1140, 1356, 1590, 1695, 2014, 2147, 2260, 2953, 3021, 3180, 3390, 4028, 4294, 5035, 5906, 5989, 6042, 6441, 6780, 8588, 8859, 10070, 10735, 11812, 11978, 12084, 12882, 14765, 15105, 17718, 17967, 20140, 21470, 23956, 25764, 29530, 29945, 30210, 32205, 35436, 35934, 42940, 44295, 56107, 59060, 59890, 60420, 64410, 71868, 88590, 89835, 112214, 113791, 119780, 128820, 156509, 168321, 177180, 179670, 224428, 227582, 280535, 313018, 333689, 336642, 341373, 359340, 455164, 469527, 561070, 568955, 626036, 667378, 673284, 682746, 782545, 841605, 939054, 1001067, 1122140, 1137910, 1334756, 1365492, 1565090, 1668445, 1683210, 1706865, 1878108, 2002134, 2275820, 2347635, 2973671, 3130180, 3336890, 3366420, 3413730, 4004268, 4695270, 5005335, 5947342, 6340091, 6673780, 6827460, 8921013, 9390540, 10010670, 11894684, 12680182, 14868355, 17685517, 17842026, 19020273, 20021340, 25360364, 29736710, 31700455, 35371034, 35684052, 38040546, 44605065, 53056551, 59473420, 63400910, 70742068, 76081092, 88427585, 89210130, 95101365, 106113102, 126801820, 176855170, 178420260, 190202730, 212226204, 265282755, 336024823, 353710340, 380405460, 530565510, 672049646, 1008074469, 1061131020, 1344099292, 1680124115, 2016148938, 3360248230, 4032297876, 5040372345, 6720496460, 10080744690, 20161489380]

約数ペア:

[(1, 20161489380), (2, 10080744690), (3, 6720496460), (4, 5040372345), (5, 4032297876), (6, 3360248230), (10, 2016148938), (12, 1680124115), (15, 1344099292), (19, 1061131020), (20, 1008074469), (30, 672049646), (38, 530565510), (53, 380405460), (57, 353710340), (60, 336024823), (76, 265282755), (95, 212226204), (106, 190202730), (113, 178420260), (114, 176855170), (159, 126801820), (190, 106113102), (212, 95101365), (226, 89210130), (228, 88427585), (265, 76081092), (285, 70742068), (318, 63400910), (339, 59473420), (380, 53056551), (452, 44605065), (530, 38040546), (565, 35684052), (570, 35371034), (636, 31700455), (678, 29736710), (795, 25360364), (1007, 20021340), (1060, 19020273), (1130, 17842026), (1140, 17685517), (1356, 14868355), (1590, 12680182), (1695, 11894684), (2014, 10010670), (2147, 9390540), (2260, 8921013), (2953, 6827460), (3021, 6673780), (3180, 6340091), (3390, 5947342), (4028, 5005335), (4294, 4695270), (5035, 4004268), (5906, 3413730), (5989, 3366420), (6042, 3336890), (6441, 3130180), (6780, 2973671), (8588, 2347635), (8859, 2275820), (10070, 2002134), (10735, 1878108), (11812, 1706865), (11978, 1683210), (12084, 1668445), (12882, 1565090), (14765, 1365492), (15105, 1334756), (17718, 1137910), (17967, 1122140), (20140, 1001067), (21470, 939054), (23956, 841605), (25764, 782545), (29530, 682746), (29945, 673284), (30210, 667378), (32205, 626036), (35436, 568955), (35934, 561070), (42940, 469527), (44295, 455164), (56107, 359340), (59060, 341373), (59890, 336642), (60420, 333689), (64410, 313018), (71868, 280535), (88590, 227582), (89835, 224428), (112214, 179670), (113791, 177180), (119780, 168321), (128820, 156509)]