68405220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1$

素因数の和:123

約数の個数: 288

約数和(自身を含む): 246564864

約数和(自身を除く): 178159644

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 23, 26, 30, 31, 36, 39, 41, 45, 46, 52, 60, 62, 65, 69, 78, 82, 90, 92, 93, 115, 117, 123, 124, 130, 138, 155, 156, 164, 180, 186, 195, 205, 207, 230, 234, 246, 260, 276, 279, 299, 310, 345, 369, 372, 390, 403, 410, 414, 460, 465, 468, 492, 533, 558, 585, 598, 615, 620, 690, 713, 738, 780, 806, 820, 828, 897, 930, 943, 1035, 1066, 1116, 1170, 1196, 1209, 1230, 1271, 1380, 1395, 1426, 1476, 1495, 1599, 1612, 1794, 1845, 1860, 1886, 2015, 2070, 2132, 2139, 2340, 2418, 2460, 2542, 2665, 2691, 2790, 2829, 2852, 2990, 3198, 3565, 3588, 3627, 3690, 3772, 3813, 4030, 4140, 4278, 4485, 4715, 4797, 4836, 5084, 5330, 5382, 5580, 5658, 5980, 6045, 6355, 6396, 6417, 7130, 7254, 7380, 7626, 7995, 8060, 8487, 8556, 8970, 9269, 9430, 9594, 10660, 10695, 10764, 11316, 11439, 12090, 12259, 12710, 12834, 13455, 14145, 14260, 14508, 15252, 15990, 16523, 16974, 17940, 18135, 18538, 18860, 19065, 19188, 21390, 22878, 23985, 24180, 24518, 25420, 25668, 26910, 27807, 28290, 29233, 31980, 32085, 33046, 33948, 36270, 36777, 37076, 38130, 42435, 42780, 45756, 46345, 47970, 49036, 49569, 53820, 55614, 56580, 57195, 58466, 61295, 64170, 66092, 72540, 73554, 76260, 82615, 83421, 84870, 87699, 92690, 95940, 99138, 110331, 111228, 114390, 116932, 122590, 128340, 139035, 146165, 147108, 148707, 165230, 166842, 169740, 175398, 183885, 185380, 198276, 220662, 228780, 245180, 247845, 263097, 278070, 292330, 297414, 330460, 333684, 350796, 367770, 380029, 417105, 438495, 441324, 495690, 526194, 551655, 556140, 584660, 594828, 735540, 743535, 760058, 834210, 876990, 991380, 1052388, 1103310, 1140087, 1315485, 1487070, 1520116, 1668420, 1753980, 1900145, 2206620, 2280174, 2630970, 2974140, 3420261, 3800290, 4560348, 5261940, 5700435, 6840522, 7600580, 11400870, 13681044, 17101305, 22801740, 34202610, 68405220]

約数ペア:

[(1, 68405220), (2, 34202610), (3, 22801740), (4, 17101305), (5, 13681044), (6, 11400870), (9, 7600580), (10, 6840522), (12, 5700435), (13, 5261940), (15, 4560348), (18, 3800290), (20, 3420261), (23, 2974140), (26, 2630970), (30, 2280174), (31, 2206620), (36, 1900145), (39, 1753980), (41, 1668420), (45, 1520116), (46, 1487070), (52, 1315485), (60, 1140087), (62, 1103310), (65, 1052388), (69, 991380), (78, 876990), (82, 834210), (90, 760058), (92, 743535), (93, 735540), (115, 594828), (117, 584660), (123, 556140), (124, 551655), (130, 526194), (138, 495690), (155, 441324), (156, 438495), (164, 417105), (180, 380029), (186, 367770), (195, 350796), (205, 333684), (207, 330460), (230, 297414), (234, 292330), (246, 278070), (260, 263097), (276, 247845), (279, 245180), (299, 228780), (310, 220662), (345, 198276), (369, 185380), (372, 183885), (390, 175398), (403, 169740), (410, 166842), (414, 165230), (460, 148707), (465, 147108), (468, 146165), (492, 139035), (533, 128340), (558, 122590), (585, 116932), (598, 114390), (615, 111228), (620, 110331), (690, 99138), (713, 95940), (738, 92690), (780, 87699), (806, 84870), (820, 83421), (828, 82615), (897, 76260), (930, 73554), (943, 72540), (1035, 66092), (1066, 64170), (1116, 61295), (1170, 58466), (1196, 57195), (1209, 56580), (1230, 55614), (1271, 53820), (1380, 49569), (1395, 49036), (1426, 47970), (1476, 46345), (1495, 45756), (1599, 42780), (1612, 42435), (1794, 38130), (1845, 37076), (1860, 36777), (1886, 36270), (2015, 33948), (2070, 33046), (2132, 32085), (2139, 31980), (2340, 29233), (2418, 28290), (2460, 27807), (2542, 26910), (2665, 25668), (2691, 25420), (2790, 24518), (2829, 24180), (2852, 23985), (2990, 22878), (3198, 21390), (3565, 19188), (3588, 19065), (3627, 18860), (3690, 18538), (3772, 18135), (3813, 17940), (4030, 16974), (4140, 16523), (4278, 15990), (4485, 15252), (4715, 14508), (4797, 14260), (4836, 14145), (5084, 13455), (5330, 12834), (5382, 12710), (5580, 12259), (5658, 12090), (5980, 11439), (6045, 11316), (6355, 10764), (6396, 10695), (6417, 10660), (7130, 9594), (7254, 9430), (7380, 9269), (7626, 8970), (7995, 8556), (8060, 8487)]