426452480

素因数分解:

$2^9\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{239}}^1$

素因数の和:320

約数の個数: 160

約数和(自身を含む): 1113678720

約数和(自身を除く): 687226240

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 41, 64, 68, 80, 82, 85, 128, 136, 160, 164, 170, 205, 239, 256, 272, 320, 328, 340, 410, 478, 512, 544, 640, 656, 680, 697, 820, 956, 1088, 1195, 1280, 1312, 1360, 1394, 1640, 1912, 2176, 2390, 2560, 2624, 2720, 2788, 3280, 3485, 3824, 4063, 4352, 4780, 5248, 5440, 5576, 6560, 6970, 7648, 8126, 8704, 9560, 9799, 10496, 10880, 11152, 13120, 13940, 15296, 16252, 19120, 19598, 20315, 20992, 21760, 22304, 26240, 27880, 30592, 32504, 38240, 39196, 40630, 43520, 44608, 48995, 52480, 55760, 61184, 65008, 76480, 78392, 81260, 89216, 97990, 104960, 111520, 122368, 130016, 152960, 156784, 162520, 166583, 178432, 195980, 223040, 260032, 305920, 313568, 325040, 333166, 356864, 391960, 446080, 520064, 611840, 627136, 650080, 666332, 783920, 832915, 892160, 1040128, 1254272, 1300160, 1332664, 1567840, 1665830, 1784320, 2080256, 2508544, 2600320, 2665328, 3135680, 3331660, 5017088, 5200640, 5330656, 6271360, 6663320, 10401280, 10661312, 12542720, 13326640, 21322624, 25085440, 26653280, 42645248, 53306560, 85290496, 106613120, 213226240, 426452480]

約数ペア:

[(1, 426452480), (2, 213226240), (4, 106613120), (5, 85290496), (8, 53306560), (10, 42645248), (16, 26653280), (17, 25085440), (20, 21322624), (32, 13326640), (34, 12542720), (40, 10661312), (41, 10401280), (64, 6663320), (68, 6271360), (80, 5330656), (82, 5200640), (85, 5017088), (128, 3331660), (136, 3135680), (160, 2665328), (164, 2600320), (170, 2508544), (205, 2080256), (239, 1784320), (256, 1665830), (272, 1567840), (320, 1332664), (328, 1300160), (340, 1254272), (410, 1040128), (478, 892160), (512, 832915), (544, 783920), (640, 666332), (656, 650080), (680, 627136), (697, 611840), (820, 520064), (956, 446080), (1088, 391960), (1195, 356864), (1280, 333166), (1312, 325040), (1360, 313568), (1394, 305920), (1640, 260032), (1912, 223040), (2176, 195980), (2390, 178432), (2560, 166583), (2624, 162520), (2720, 156784), (2788, 152960), (3280, 130016), (3485, 122368), (3824, 111520), (4063, 104960), (4352, 97990), (4780, 89216), (5248, 81260), (5440, 78392), (5576, 76480), (6560, 65008), (6970, 61184), (7648, 55760), (8126, 52480), (8704, 48995), (9560, 44608), (9799, 43520), (10496, 40630), (10880, 39196), (11152, 38240), (13120, 32504), (13940, 30592), (15296, 27880), (16252, 26240), (19120, 22304), (19598, 21760), (20315, 20992)]