1906304820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^3\times {\mathrm{211}}^1\times {\mathrm{439}}^1$

素因数の和:683

約数の個数: 192

約数和(自身を含む): 6268416000

約数和(自身を除く): 4362111180

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 211, 245, 294, 343, 420, 422, 439, 490, 588, 633, 686, 735, 844, 878, 980, 1029, 1055, 1266, 1317, 1372, 1470, 1477, 1715, 1756, 2058, 2110, 2195, 2532, 2634, 2940, 2954, 3073, 3165, 3430, 4116, 4220, 4390, 4431, 5145, 5268, 5908, 6146, 6330, 6585, 6860, 7385, 8780, 8862, 9219, 10290, 10339, 12292, 12660, 13170, 14770, 15365, 17724, 18438, 20580, 20678, 21511, 22155, 26340, 29540, 30730, 31017, 36876, 41356, 43022, 44310, 46095, 51695, 61460, 62034, 64533, 72373, 86044, 88620, 92190, 92629, 103390, 107555, 124068, 129066, 144746, 150577, 155085, 184380, 185258, 206780, 215110, 217119, 258132, 277887, 289492, 301154, 310170, 322665, 361865, 370516, 430220, 434238, 451731, 463145, 555774, 602308, 620340, 645330, 648403, 723730, 752885, 868476, 903462, 926290, 1085595, 1111548, 1290660, 1296806, 1389435, 1447460, 1505770, 1806924, 1852580, 1945209, 2171190, 2258655, 2593612, 2778870, 3011540, 3242015, 3890418, 4342380, 4517310, 4538821, 5557740, 6484030, 7780836, 9034620, 9077642, 9726045, 12968060, 13616463, 18155284, 19452090, 22694105, 27232926, 31771747, 38904180, 45388210, 54465852, 63543494, 68082315, 90776420, 95315241, 127086988, 136164630, 158858735, 190630482, 272329260, 317717470, 381260964, 476576205, 635434940, 953152410, 1906304820]

約数ペア:

[(1, 1906304820), (2, 953152410), (3, 635434940), (4, 476576205), (5, 381260964), (6, 317717470), (7, 272329260), (10, 190630482), (12, 158858735), (14, 136164630), (15, 127086988), (20, 95315241), (21, 90776420), (28, 68082315), (30, 63543494), (35, 54465852), (42, 45388210), (49, 38904180), (60, 31771747), (70, 27232926), (84, 22694105), (98, 19452090), (105, 18155284), (140, 13616463), (147, 12968060), (196, 9726045), (210, 9077642), (211, 9034620), (245, 7780836), (294, 6484030), (343, 5557740), (420, 4538821), (422, 4517310), (439, 4342380), (490, 3890418), (588, 3242015), (633, 3011540), (686, 2778870), (735, 2593612), (844, 2258655), (878, 2171190), (980, 1945209), (1029, 1852580), (1055, 1806924), (1266, 1505770), (1317, 1447460), (1372, 1389435), (1470, 1296806), (1477, 1290660), (1715, 1111548), (1756, 1085595), (2058, 926290), (2110, 903462), (2195, 868476), (2532, 752885), (2634, 723730), (2940, 648403), (2954, 645330), (3073, 620340), (3165, 602308), (3430, 555774), (4116, 463145), (4220, 451731), (4390, 434238), (4431, 430220), (5145, 370516), (5268, 361865), (5908, 322665), (6146, 310170), (6330, 301154), (6585, 289492), (6860, 277887), (7385, 258132), (8780, 217119), (8862, 215110), (9219, 206780), (10290, 185258), (10339, 184380), (12292, 155085), (12660, 150577), (13170, 144746), (14770, 129066), (15365, 124068), (17724, 107555), (18438, 103390), (20580, 92629), (20678, 92190), (21511, 88620), (22155, 86044), (26340, 72373), (29540, 64533), (30730, 62034), (31017, 61460), (36876, 51695), (41356, 46095), (43022, 44310)]