666516191680

素因数分解:

$2^6\times 5^1\times {\mathrm{41}}^1\times {\mathrm{311}}^1\times {\mathrm{379}}^1\times {\mathrm{431}}^1$

素因数の和:1179

約数の個数: 224

約数和(自身を含む): 1639178311680

約数和(自身を除く): 972662120000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 64, 80, 82, 160, 164, 205, 311, 320, 328, 379, 410, 431, 622, 656, 758, 820, 862, 1244, 1312, 1516, 1555, 1640, 1724, 1895, 2155, 2488, 2624, 3032, 3110, 3280, 3448, 3790, 4310, 4976, 6064, 6220, 6560, 6896, 7580, 8620, 9952, 12128, 12440, 12751, 13120, 13792, 15160, 15539, 17240, 17671, 19904, 24256, 24880, 25502, 27584, 30320, 31078, 34480, 35342, 49760, 51004, 60640, 62156, 63755, 68960, 70684, 77695, 88355, 99520, 102008, 117869, 121280, 124312, 127510, 134041, 137920, 141368, 155390, 163349, 176710, 204016, 235738, 248624, 255020, 268082, 282736, 310780, 326698, 353420, 408032, 471476, 497248, 510040, 536164, 565472, 589345, 621560, 653396, 670205, 706840, 816064, 816745, 942952, 994496, 1020080, 1072328, 1130944, 1178690, 1243120, 1306792, 1340410, 1413680, 1633490, 1885904, 2040160, 2144656, 2357380, 2486240, 2613584, 2680820, 2827360, 3266980, 3771808, 4080320, 4289312, 4714760, 4832629, 4972480, 5227168, 5361640, 5495681, 5654720, 6533960, 6697309, 7543616, 8578624, 9429520, 9665258, 10454336, 10723280, 10991362, 13067920, 13394618, 18859040, 19330516, 21446560, 21982724, 24163145, 26135840, 26789236, 27478405, 33486545, 37718080, 38661032, 42893120, 43965448, 48326290, 50801539, 52271680, 53578472, 54956810, 66973090, 77322064, 87930896, 96652580, 101603078, 107156944, 109913620, 133946180, 154644128, 175861792, 193305160, 203206156, 214313888, 219827240, 254007695, 267892360, 309288256, 351723584, 386610320, 406412312, 428627776, 439654480, 508015390, 535784720, 773220640, 812824624, 879308960, 1016030780, 1071569440, 1546441280, 1625649248, 1758617920, 2032061560, 2082863099, 2143138880, 3251298496, 4064123120, 4165726198, 8128246240, 8331452396, 10414315495, 16256492480, 16662904792, 20828630990, 33325809584, 41657261980, 66651619168, 83314523960, 133303238336, 166629047920, 333258095840, 666516191680]

約数ペア:

[(1, 666516191680), (2, 333258095840), (4, 166629047920), (5, 133303238336), (8, 83314523960), (10, 66651619168), (16, 41657261980), (20, 33325809584), (32, 20828630990), (40, 16662904792), (41, 16256492480), (64, 10414315495), (80, 8331452396), (82, 8128246240), (160, 4165726198), (164, 4064123120), (205, 3251298496), (311, 2143138880), (320, 2082863099), (328, 2032061560), (379, 1758617920), (410, 1625649248), (431, 1546441280), (622, 1071569440), (656, 1016030780), (758, 879308960), (820, 812824624), (862, 773220640), (1244, 535784720), (1312, 508015390), (1516, 439654480), (1555, 428627776), (1640, 406412312), (1724, 386610320), (1895, 351723584), (2155, 309288256), (2488, 267892360), (2624, 254007695), (3032, 219827240), (3110, 214313888), (3280, 203206156), (3448, 193305160), (3790, 175861792), (4310, 154644128), (4976, 133946180), (6064, 109913620), (6220, 107156944), (6560, 101603078), (6896, 96652580), (7580, 87930896), (8620, 77322064), (9952, 66973090), (12128, 54956810), (12440, 53578472), (12751, 52271680), (13120, 50801539), (13792, 48326290), (15160, 43965448), (15539, 42893120), (17240, 38661032), (17671, 37718080), (19904, 33486545), (24256, 27478405), (24880, 26789236), (25502, 26135840), (27584, 24163145), (30320, 21982724), (31078, 21446560), (34480, 19330516), (35342, 18859040), (49760, 13394618), (51004, 13067920), (60640, 10991362), (62156, 10723280), (63755, 10454336), (68960, 9665258), (70684, 9429520), (77695, 8578624), (88355, 7543616), (99520, 6697309), (102008, 6533960), (117869, 5654720), (121280, 5495681), (124312, 5361640), (127510, 5227168), (134041, 4972480), (137920, 4832629), (141368, 4714760), (155390, 4289312), (163349, 4080320), (176710, 3771808), (204016, 3266980), (235738, 2827360), (248624, 2680820), (255020, 2613584), (268082, 2486240), (282736, 2357380), (310780, 2144656), (326698, 2040160), (353420, 1885904), (408032, 1633490), (471476, 1413680), (497248, 1340410), (510040, 1306792), (536164, 1243120), (565472, 1178690), (589345, 1130944), (621560, 1072328), (653396, 1020080), (670205, 994496), (706840, 942952), (816064, 816745)]