327193984

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{131}}^1$

素因数の和:256

約数の個数: 128

約数和(自身を含む): 753984000

約数和(自身を除く): 426790016

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 52, 64, 76, 79, 104, 128, 131, 152, 158, 208, 247, 262, 304, 316, 416, 494, 524, 608, 632, 832, 988, 1027, 1048, 1216, 1264, 1501, 1664, 1703, 1976, 2054, 2096, 2432, 2489, 2528, 3002, 3406, 3952, 4108, 4192, 4978, 5056, 6004, 6812, 7904, 8216, 8384, 9956, 10112, 10349, 12008, 13624, 15808, 16432, 16768, 19513, 19912, 20698, 24016, 27248, 31616, 32357, 32864, 39026, 39824, 41396, 48032, 54496, 64714, 65728, 78052, 79648, 82792, 96064, 108992, 129428, 131456, 134537, 156104, 159296, 165584, 192128, 196631, 217984, 258856, 269074, 312208, 318592, 331168, 393262, 517712, 538148, 624416, 662336, 786524, 1035424, 1076296, 1248832, 1324672, 1573048, 2070848, 2152592, 2497664, 2556203, 3146096, 4141696, 4305184, 5112406, 6292192, 8610368, 10224812, 12584384, 17220736, 20449624, 25168768, 40899248, 81798496, 163596992, 327193984]

約数ペア:

[(1, 327193984), (2, 163596992), (4, 81798496), (8, 40899248), (13, 25168768), (16, 20449624), (19, 17220736), (26, 12584384), (32, 10224812), (38, 8610368), (52, 6292192), (64, 5112406), (76, 4305184), (79, 4141696), (104, 3146096), (128, 2556203), (131, 2497664), (152, 2152592), (158, 2070848), (208, 1573048), (247, 1324672), (262, 1248832), (304, 1076296), (316, 1035424), (416, 786524), (494, 662336), (524, 624416), (608, 538148), (632, 517712), (832, 393262), (988, 331168), (1027, 318592), (1048, 312208), (1216, 269074), (1264, 258856), (1501, 217984), (1664, 196631), (1703, 192128), (1976, 165584), (2054, 159296), (2096, 156104), (2432, 134537), (2489, 131456), (2528, 129428), (3002, 108992), (3406, 96064), (3952, 82792), (4108, 79648), (4192, 78052), (4978, 65728), (5056, 64714), (6004, 54496), (6812, 48032), (7904, 41396), (8216, 39824), (8384, 39026), (9956, 32864), (10112, 32357), (10349, 31616), (12008, 27248), (13624, 24016), (15808, 20698), (16432, 19912), (16768, 19513)]