28125240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{149}}^1$

素因数の和:198

約数の個数: 192

約数和(自身を含む): 100548000

約数和(自身を除く): 72422760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 13, 15, 20, 22, 24, 26, 30, 33, 39, 40, 44, 52, 55, 60, 65, 66, 78, 88, 104, 110, 120, 121, 130, 132, 143, 149, 156, 165, 195, 220, 242, 260, 264, 286, 298, 312, 330, 363, 390, 429, 440, 447, 484, 520, 572, 596, 605, 660, 715, 726, 745, 780, 858, 894, 968, 1144, 1192, 1210, 1320, 1430, 1452, 1490, 1560, 1573, 1639, 1716, 1788, 1815, 1937, 2145, 2235, 2420, 2860, 2904, 2980, 3146, 3278, 3432, 3576, 3630, 3874, 4290, 4470, 4719, 4840, 4917, 5720, 5811, 5960, 6292, 6556, 7260, 7748, 7865, 8195, 8580, 8940, 9438, 9685, 9834, 11622, 12584, 13112, 14520, 15496, 15730, 16390, 17160, 17880, 18029, 18876, 19370, 19668, 21307, 23244, 23595, 24585, 29055, 31460, 32780, 36058, 37752, 38740, 39336, 42614, 46488, 47190, 49170, 54087, 58110, 62920, 63921, 65560, 72116, 77480, 85228, 90145, 94380, 98340, 106535, 108174, 116220, 127842, 144232, 170456, 180290, 188760, 196680, 213070, 216348, 232440, 234377, 255684, 270435, 319605, 360580, 426140, 432696, 468754, 511368, 540870, 639210, 703131, 721160, 852280, 937508, 1081740, 1171885, 1278420, 1406262, 1875016, 2163480, 2343770, 2556840, 2812524, 3515655, 4687540, 5625048, 7031310, 9375080, 14062620, 28125240]

約数ペア:

[(1, 28125240), (2, 14062620), (3, 9375080), (4, 7031310), (5, 5625048), (6, 4687540), (8, 3515655), (10, 2812524), (11, 2556840), (12, 2343770), (13, 2163480), (15, 1875016), (20, 1406262), (22, 1278420), (24, 1171885), (26, 1081740), (30, 937508), (33, 852280), (39, 721160), (40, 703131), (44, 639210), (52, 540870), (55, 511368), (60, 468754), (65, 432696), (66, 426140), (78, 360580), (88, 319605), (104, 270435), (110, 255684), (120, 234377), (121, 232440), (130, 216348), (132, 213070), (143, 196680), (149, 188760), (156, 180290), (165, 170456), (195, 144232), (220, 127842), (242, 116220), (260, 108174), (264, 106535), (286, 98340), (298, 94380), (312, 90145), (330, 85228), (363, 77480), (390, 72116), (429, 65560), (440, 63921), (447, 62920), (484, 58110), (520, 54087), (572, 49170), (596, 47190), (605, 46488), (660, 42614), (715, 39336), (726, 38740), (745, 37752), (780, 36058), (858, 32780), (894, 31460), (968, 29055), (1144, 24585), (1192, 23595), (1210, 23244), (1320, 21307), (1430, 19668), (1452, 19370), (1490, 18876), (1560, 18029), (1573, 17880), (1639, 17160), (1716, 16390), (1788, 15730), (1815, 15496), (1937, 14520), (2145, 13112), (2235, 12584), (2420, 11622), (2860, 9834), (2904, 9685), (2980, 9438), (3146, 8940), (3278, 8580), (3432, 8195), (3576, 7865), (3630, 7748), (3874, 7260), (4290, 6556), (4470, 6292), (4719, 5960), (4840, 5811), (4917, 5720)]