28430220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1$

素因数の和:200

約数の個数: 192

約数和(自身を含む): 101154816

約数和(自身を除く): 72724596

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 41, 42, 52, 60, 65, 70, 78, 82, 84, 91, 105, 123, 127, 130, 140, 156, 164, 182, 195, 205, 210, 246, 254, 260, 273, 287, 364, 381, 390, 410, 420, 455, 492, 508, 533, 546, 574, 615, 635, 762, 780, 820, 861, 889, 910, 1066, 1092, 1148, 1230, 1270, 1365, 1435, 1524, 1599, 1651, 1722, 1778, 1820, 1905, 2132, 2460, 2540, 2665, 2667, 2730, 2870, 3198, 3302, 3444, 3556, 3731, 3810, 4305, 4445, 4953, 5207, 5330, 5334, 5460, 5740, 6396, 6604, 7462, 7620, 7995, 8255, 8610, 8890, 9906, 10414, 10660, 10668, 11193, 11557, 13335, 14924, 15621, 15990, 16510, 17220, 17780, 18655, 19812, 20828, 22386, 23114, 24765, 26035, 26670, 31242, 31980, 33020, 34671, 36449, 37310, 44772, 46228, 49530, 52070, 53340, 55965, 57785, 62484, 67691, 69342, 72898, 74620, 78105, 99060, 104140, 109347, 111930, 115570, 135382, 138684, 145796, 156210, 173355, 182245, 203073, 218694, 223860, 231140, 270764, 312420, 338455, 346710, 364490, 406146, 437388, 473837, 546735, 676910, 693420, 728980, 812292, 947674, 1015365, 1093470, 1353820, 1421511, 1895348, 2030730, 2186940, 2369185, 2843022, 4061460, 4738370, 5686044, 7107555, 9476740, 14215110, 28430220]

約数ペア:

[(1, 28430220), (2, 14215110), (3, 9476740), (4, 7107555), (5, 5686044), (6, 4738370), (7, 4061460), (10, 2843022), (12, 2369185), (13, 2186940), (14, 2030730), (15, 1895348), (20, 1421511), (21, 1353820), (26, 1093470), (28, 1015365), (30, 947674), (35, 812292), (39, 728980), (41, 693420), (42, 676910), (52, 546735), (60, 473837), (65, 437388), (70, 406146), (78, 364490), (82, 346710), (84, 338455), (91, 312420), (105, 270764), (123, 231140), (127, 223860), (130, 218694), (140, 203073), (156, 182245), (164, 173355), (182, 156210), (195, 145796), (205, 138684), (210, 135382), (246, 115570), (254, 111930), (260, 109347), (273, 104140), (287, 99060), (364, 78105), (381, 74620), (390, 72898), (410, 69342), (420, 67691), (455, 62484), (492, 57785), (508, 55965), (533, 53340), (546, 52070), (574, 49530), (615, 46228), (635, 44772), (762, 37310), (780, 36449), (820, 34671), (861, 33020), (889, 31980), (910, 31242), (1066, 26670), (1092, 26035), (1148, 24765), (1230, 23114), (1270, 22386), (1365, 20828), (1435, 19812), (1524, 18655), (1599, 17780), (1651, 17220), (1722, 16510), (1778, 15990), (1820, 15621), (1905, 14924), (2132, 13335), (2460, 11557), (2540, 11193), (2665, 10668), (2667, 10660), (2730, 10414), (2870, 9906), (3198, 8890), (3302, 8610), (3444, 8255), (3556, 7995), (3731, 7620), (3810, 7462), (4305, 6604), (4445, 6396), (4953, 5740), (5207, 5460), (5330, 5334)]