1553731920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{113}}^2$

素因数の和:271

約数の個数: 270

約数和(自身を含む): 5700650202

約数和(自身を除く): 4146918282

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 104, 113, 117, 120, 130, 144, 156, 169, 180, 195, 208, 226, 234, 240, 260, 312, 338, 339, 360, 390, 452, 468, 507, 520, 565, 585, 624, 676, 678, 720, 780, 845, 904, 936, 1014, 1017, 1040, 1130, 1170, 1352, 1356, 1469, 1521, 1560, 1690, 1695, 1808, 1872, 2028, 2034, 2260, 2340, 2535, 2704, 2712, 2938, 3042, 3120, 3380, 3390, 4056, 4068, 4407, 4520, 4680, 5070, 5085, 5424, 5876, 6084, 6760, 6780, 7345, 7605, 8112, 8136, 8814, 9040, 9360, 10140, 10170, 11752, 12168, 12769, 13221, 13520, 13560, 14690, 15210, 16272, 17628, 19097, 20280, 20340, 22035, 23504, 24336, 25538, 26442, 27120, 29380, 30420, 35256, 38194, 38307, 40560, 40680, 44070, 51076, 52884, 57291, 58760, 60840, 63845, 66105, 70512, 76388, 76614, 81360, 88140, 95485, 102152, 105768, 114582, 114921, 117520, 121680, 127690, 132210, 152776, 153228, 165997, 171873, 176280, 190970, 191535, 204304, 211536, 229164, 229842, 255380, 264420, 286455, 305552, 306456, 331994, 343746, 352560, 381940, 383070, 458328, 459684, 497991, 510760, 528840, 572910, 574605, 612912, 663988, 687492, 763880, 766140, 829985, 859365, 916656, 919368, 995982, 1021520, 1057680, 1145820, 1149210, 1327976, 1374984, 1493973, 1527760, 1532280, 1659970, 1718730, 1838736, 1991964, 2157961, 2291640, 2298420, 2489955, 2655952, 2749968, 2987946, 3064560, 3319940, 3437460, 3983928, 4315922, 4583280, 4596840, 4979910, 5975892, 6473883, 6639880, 6874920, 7469865, 7967856, 8631844, 9193680, 9959820, 10789805, 11951784, 12947766, 13279760, 13749840, 14939730, 17263688, 19421649, 19919640, 21579610, 23903568, 25895532, 29879460, 32369415, 34527376, 38843298, 39839280, 43159220, 51791064, 59758920, 64738830, 77686596, 86318440, 97108245, 103582128, 119517840, 129477660, 155373192, 172636880, 194216490, 258955320, 310746384, 388432980, 517910640, 776865960, 1553731920]

約数ペア:

[(1, 1553731920), (2, 776865960), (3, 517910640), (4, 388432980), (5, 310746384), (6, 258955320), (8, 194216490), (9, 172636880), (10, 155373192), (12, 129477660), (13, 119517840), (15, 103582128), (16, 97108245), (18, 86318440), (20, 77686596), (24, 64738830), (26, 59758920), (30, 51791064), (36, 43159220), (39, 39839280), (40, 38843298), (45, 34527376), (48, 32369415), (52, 29879460), (60, 25895532), (65, 23903568), (72, 21579610), (78, 19919640), (80, 19421649), (90, 17263688), (104, 14939730), (113, 13749840), (117, 13279760), (120, 12947766), (130, 11951784), (144, 10789805), (156, 9959820), (169, 9193680), (180, 8631844), (195, 7967856), (208, 7469865), (226, 6874920), (234, 6639880), (240, 6473883), (260, 5975892), (312, 4979910), (338, 4596840), (339, 4583280), (360, 4315922), (390, 3983928), (452, 3437460), (468, 3319940), (507, 3064560), (520, 2987946), (565, 2749968), (585, 2655952), (624, 2489955), (676, 2298420), (678, 2291640), (720, 2157961), (780, 1991964), (845, 1838736), (904, 1718730), (936, 1659970), (1014, 1532280), (1017, 1527760), (1040, 1493973), (1130, 1374984), (1170, 1327976), (1352, 1149210), (1356, 1145820), (1469, 1057680), (1521, 1021520), (1560, 995982), (1690, 919368), (1695, 916656), (1808, 859365), (1872, 829985), (2028, 766140), (2034, 763880), (2260, 687492), (2340, 663988), (2535, 612912), (2704, 574605), (2712, 572910), (2938, 528840), (3042, 510760), (3120, 497991), (3380, 459684), (3390, 458328), (4056, 383070), (4068, 381940), (4407, 352560), (4520, 343746), (4680, 331994), (5070, 306456), (5085, 305552), (5424, 286455), (5876, 264420), (6084, 255380), (6760, 229842), (6780, 229164), (7345, 211536), (7605, 204304), (8112, 191535), (8136, 190970), (8814, 176280), (9040, 171873), (9360, 165997), (10140, 153228), (10170, 152776), (11752, 132210), (12168, 127690), (12769, 121680), (13221, 117520), (13520, 114921), (13560, 114582), (14690, 105768), (15210, 102152), (16272, 95485), (17628, 88140), (19097, 81360), (20280, 76614), (20340, 76388), (22035, 70512), (23504, 66105), (24336, 63845), (25538, 60840), (26442, 58760), (27120, 57291), (29380, 52884), (30420, 51076), (35256, 44070), (38194, 40680), (38307, 40560)]