1548946880

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{19597}}^1$

素因数の和:19646

約数の個数: 112

約数和(自身を含む): 4181429280

約数和(自身を除く): 2632482400

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 32, 38, 40, 52, 64, 65, 76, 80, 95, 104, 130, 152, 160, 190, 208, 247, 260, 304, 320, 380, 416, 494, 520, 608, 760, 832, 988, 1040, 1216, 1235, 1520, 1976, 2080, 2470, 3040, 3952, 4160, 4940, 6080, 7904, 9880, 15808, 19597, 19760, 39194, 39520, 78388, 79040, 97985, 156776, 195970, 254761, 313552, 372343, 391940, 509522, 627104, 744686, 783880, 1019044, 1254208, 1273805, 1489372, 1567760, 1861715, 2038088, 2547610, 2978744, 3135520, 3723430, 4076176, 4840459, 5095220, 5957488, 6271040, 7446860, 8152352, 9680918, 10190440, 11914976, 14893720, 16304704, 19361836, 20380880, 23829952, 24202295, 29787440, 38723672, 40761760, 48404590, 59574880, 77447344, 81523520, 96809180, 119149760, 154894688, 193618360, 309789376, 387236720, 774473440, 1548946880]

約数ペア:

[(1, 1548946880), (2, 774473440), (4, 387236720), (5, 309789376), (8, 193618360), (10, 154894688), (13, 119149760), (16, 96809180), (19, 81523520), (20, 77447344), (26, 59574880), (32, 48404590), (38, 40761760), (40, 38723672), (52, 29787440), (64, 24202295), (65, 23829952), (76, 20380880), (80, 19361836), (95, 16304704), (104, 14893720), (130, 11914976), (152, 10190440), (160, 9680918), (190, 8152352), (208, 7446860), (247, 6271040), (260, 5957488), (304, 5095220), (320, 4840459), (380, 4076176), (416, 3723430), (494, 3135520), (520, 2978744), (608, 2547610), (760, 2038088), (832, 1861715), (988, 1567760), (1040, 1489372), (1216, 1273805), (1235, 1254208), (1520, 1019044), (1976, 783880), (2080, 744686), (2470, 627104), (3040, 509522), (3952, 391940), (4160, 372343), (4940, 313552), (6080, 254761), (7904, 195970), (9880, 156776), (15808, 97985), (19597, 79040), (19760, 78388), (39194, 39520)]