896446720

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{3169}}^1$

素因数の和:3220

約数の個数: 144

約数和(自身を含む): 2449243440

約数和(自身を除く): 1552796720

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 32, 34, 40, 52, 64, 65, 68, 80, 85, 104, 128, 130, 136, 160, 170, 208, 221, 256, 260, 272, 320, 340, 416, 442, 520, 544, 640, 680, 832, 884, 1040, 1088, 1105, 1280, 1360, 1664, 1768, 2080, 2176, 2210, 2720, 3169, 3328, 3536, 4160, 4352, 4420, 5440, 6338, 7072, 8320, 8840, 10880, 12676, 14144, 15845, 16640, 17680, 21760, 25352, 28288, 31690, 35360, 41197, 50704, 53873, 56576, 63380, 70720, 82394, 101408, 107746, 126760, 141440, 164788, 202816, 205985, 215492, 253520, 269365, 282880, 329576, 405632, 411970, 430984, 507040, 538730, 659152, 700349, 811264, 823940, 861968, 1014080, 1077460, 1318304, 1400698, 1647880, 1723936, 2028160, 2154920, 2636608, 2801396, 3295760, 3447872, 3501745, 4056320, 4309840, 5273216, 5602792, 6591520, 6895744, 7003490, 8619680, 10546432, 11205584, 13183040, 13791488, 14006980, 17239360, 22411168, 26366080, 28013960, 34478720, 44822336, 52732160, 56027920, 68957440, 89644672, 112055840, 179289344, 224111680, 448223360, 896446720]

約数ペア:

[(1, 896446720), (2, 448223360), (4, 224111680), (5, 179289344), (8, 112055840), (10, 89644672), (13, 68957440), (16, 56027920), (17, 52732160), (20, 44822336), (26, 34478720), (32, 28013960), (34, 26366080), (40, 22411168), (52, 17239360), (64, 14006980), (65, 13791488), (68, 13183040), (80, 11205584), (85, 10546432), (104, 8619680), (128, 7003490), (130, 6895744), (136, 6591520), (160, 5602792), (170, 5273216), (208, 4309840), (221, 4056320), (256, 3501745), (260, 3447872), (272, 3295760), (320, 2801396), (340, 2636608), (416, 2154920), (442, 2028160), (520, 1723936), (544, 1647880), (640, 1400698), (680, 1318304), (832, 1077460), (884, 1014080), (1040, 861968), (1088, 823940), (1105, 811264), (1280, 700349), (1360, 659152), (1664, 538730), (1768, 507040), (2080, 430984), (2176, 411970), (2210, 405632), (2720, 329576), (3169, 282880), (3328, 269365), (3536, 253520), (4160, 215492), (4352, 205985), (4420, 202816), (5440, 164788), (6338, 141440), (7072, 126760), (8320, 107746), (8840, 101408), (10880, 82394), (12676, 70720), (14144, 63380), (15845, 56576), (16640, 53873), (17680, 50704), (21760, 41197), (25352, 35360), (28288, 31690)]