1948801680

素因数分解:

$2^4\times 3^5\times 5^1\times 7^1\times {\mathrm{14321}}^1$

素因数の和:14356

約数の個数: 240

約数和(自身を含む): 7757253504

約数和(自身を除く): 5808451824

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 81, 84, 90, 105, 108, 112, 120, 126, 135, 140, 144, 162, 168, 180, 189, 210, 216, 240, 243, 252, 270, 280, 315, 324, 336, 360, 378, 405, 420, 432, 486, 504, 540, 560, 567, 630, 648, 720, 756, 810, 840, 945, 972, 1008, 1080, 1134, 1215, 1260, 1296, 1512, 1620, 1680, 1701, 1890, 1944, 2160, 2268, 2430, 2520, 2835, 3024, 3240, 3402, 3780, 3888, 4536, 4860, 5040, 5670, 6480, 6804, 7560, 8505, 9072, 9720, 11340, 13608, 14321, 15120, 17010, 19440, 22680, 27216, 28642, 34020, 42963, 45360, 57284, 68040, 71605, 85926, 100247, 114568, 128889, 136080, 143210, 171852, 200494, 214815, 229136, 257778, 286420, 300741, 343704, 386667, 400988, 429630, 501235, 515556, 572840, 601482, 644445, 687408, 773334, 801976, 859260, 902223, 1002470, 1031112, 1145680, 1160001, 1202964, 1288890, 1503705, 1546668, 1603952, 1718520, 1804446, 1933335, 2004940, 2062224, 2320002, 2405928, 2577780, 2706669, 3007410, 3093336, 3437040, 3480003, 3608892, 3866670, 4009880, 4511115, 4640004, 4811856, 5155560, 5413338, 5800005, 6014820, 6186672, 6960006, 7217784, 7733340, 8019760, 8120007, 9022230, 9280008, 10311120, 10826676, 11600010, 12029640, 13533345, 13920012, 14435568, 15466680, 16240014, 17400015, 18044460, 18560016, 21653352, 23200020, 24059280, 24360021, 27066690, 27840024, 30933360, 32480028, 34800030, 36088920, 40600035, 43306704, 46400040, 48720042, 54133380, 55680048, 64960056, 69600060, 72177840, 81200070, 92800080, 97440084, 108266760, 121800105, 129920112, 139200120, 162400140, 194880168, 216533520, 243600210, 278400240, 324800280, 389760336, 487200420, 649600560, 974400840, 1948801680]

約数ペア:

[(1, 1948801680), (2, 974400840), (3, 649600560), (4, 487200420), (5, 389760336), (6, 324800280), (7, 278400240), (8, 243600210), (9, 216533520), (10, 194880168), (12, 162400140), (14, 139200120), (15, 129920112), (16, 121800105), (18, 108266760), (20, 97440084), (21, 92800080), (24, 81200070), (27, 72177840), (28, 69600060), (30, 64960056), (35, 55680048), (36, 54133380), (40, 48720042), (42, 46400040), (45, 43306704), (48, 40600035), (54, 36088920), (56, 34800030), (60, 32480028), (63, 30933360), (70, 27840024), (72, 27066690), (80, 24360021), (81, 24059280), (84, 23200020), (90, 21653352), (105, 18560016), (108, 18044460), (112, 17400015), (120, 16240014), (126, 15466680), (135, 14435568), (140, 13920012), (144, 13533345), (162, 12029640), (168, 11600010), (180, 10826676), (189, 10311120), (210, 9280008), (216, 9022230), (240, 8120007), (243, 8019760), (252, 7733340), (270, 7217784), (280, 6960006), (315, 6186672), (324, 6014820), (336, 5800005), (360, 5413338), (378, 5155560), (405, 4811856), (420, 4640004), (432, 4511115), (486, 4009880), (504, 3866670), (540, 3608892), (560, 3480003), (567, 3437040), (630, 3093336), (648, 3007410), (720, 2706669), (756, 2577780), (810, 2405928), (840, 2320002), (945, 2062224), (972, 2004940), (1008, 1933335), (1080, 1804446), (1134, 1718520), (1215, 1603952), (1260, 1546668), (1296, 1503705), (1512, 1288890), (1620, 1202964), (1680, 1160001), (1701, 1145680), (1890, 1031112), (1944, 1002470), (2160, 902223), (2268, 859260), (2430, 801976), (2520, 773334), (2835, 687408), (3024, 644445), (3240, 601482), (3402, 572840), (3780, 515556), (3888, 501235), (4536, 429630), (4860, 400988), (5040, 386667), (5670, 343704), (6480, 300741), (6804, 286420), (7560, 257778), (8505, 229136), (9072, 214815), (9720, 200494), (11340, 171852), (13608, 143210), (14321, 136080), (15120, 128889), (17010, 114568), (19440, 100247), (22680, 85926), (27216, 71605), (28642, 68040), (34020, 57284), (42963, 45360)]