1638862680

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{673}}^1$

素因数の和:930

約数の個数: 256

約数和(自身を含む): 6087352320

約数和(自身を除く): 4448489640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 52, 56, 60, 65, 70, 78, 84, 91, 104, 105, 120, 130, 140, 156, 168, 182, 195, 210, 223, 260, 273, 280, 312, 364, 390, 420, 446, 455, 520, 546, 669, 673, 728, 780, 840, 892, 910, 1092, 1115, 1338, 1346, 1365, 1560, 1561, 1784, 1820, 2019, 2184, 2230, 2676, 2692, 2730, 2899, 3122, 3345, 3365, 3640, 4038, 4460, 4683, 4711, 5352, 5384, 5460, 5798, 6244, 6690, 6730, 7805, 8076, 8697, 8749, 8920, 9366, 9422, 10095, 10920, 11596, 12488, 13380, 13460, 14133, 14495, 15610, 16152, 17394, 17498, 18732, 18844, 20190, 20293, 23192, 23415, 23555, 26247, 26760, 26920, 28266, 28990, 31220, 34788, 34996, 37464, 37688, 40380, 40586, 43485, 43745, 46830, 47110, 52494, 56532, 57980, 60879, 61243, 62440, 69576, 69992, 70665, 80760, 81172, 86970, 87490, 93660, 94220, 101465, 104988, 113064, 115960, 121758, 122486, 131235, 141330, 150079, 162344, 173940, 174980, 183729, 187320, 188440, 202930, 209976, 243516, 244972, 262470, 282660, 300158, 304395, 306215, 347880, 349960, 367458, 405860, 450237, 487032, 489944, 524940, 565320, 600316, 608790, 612430, 734916, 750395, 811720, 900474, 918645, 1049880, 1050553, 1200632, 1217580, 1224860, 1469832, 1500790, 1800948, 1837290, 1951027, 2101106, 2251185, 2435160, 2449720, 3001580, 3151659, 3601896, 3674580, 3902054, 4202212, 4502370, 5252765, 5853081, 6003160, 6303318, 7349160, 7804108, 8404424, 9004740, 9755135, 10505530, 11706162, 12606636, 13657189, 15608216, 15758295, 18009480, 19510270, 21011060, 23412324, 25213272, 27314378, 29265405, 31516590, 39020540, 40971567, 42022120, 46824648, 54628756, 58530810, 63033180, 68285945, 78041080, 81943134, 109257512, 117061620, 126066360, 136571890, 163886268, 204857835, 234123240, 273143780, 327772536, 409715670, 546287560, 819431340, 1638862680]

約数ペア:

[(1, 1638862680), (2, 819431340), (3, 546287560), (4, 409715670), (5, 327772536), (6, 273143780), (7, 234123240), (8, 204857835), (10, 163886268), (12, 136571890), (13, 126066360), (14, 117061620), (15, 109257512), (20, 81943134), (21, 78041080), (24, 68285945), (26, 63033180), (28, 58530810), (30, 54628756), (35, 46824648), (39, 42022120), (40, 40971567), (42, 39020540), (52, 31516590), (56, 29265405), (60, 27314378), (65, 25213272), (70, 23412324), (78, 21011060), (84, 19510270), (91, 18009480), (104, 15758295), (105, 15608216), (120, 13657189), (130, 12606636), (140, 11706162), (156, 10505530), (168, 9755135), (182, 9004740), (195, 8404424), (210, 7804108), (223, 7349160), (260, 6303318), (273, 6003160), (280, 5853081), (312, 5252765), (364, 4502370), (390, 4202212), (420, 3902054), (446, 3674580), (455, 3601896), (520, 3151659), (546, 3001580), (669, 2449720), (673, 2435160), (728, 2251185), (780, 2101106), (840, 1951027), (892, 1837290), (910, 1800948), (1092, 1500790), (1115, 1469832), (1338, 1224860), (1346, 1217580), (1365, 1200632), (1560, 1050553), (1561, 1049880), (1784, 918645), (1820, 900474), (2019, 811720), (2184, 750395), (2230, 734916), (2676, 612430), (2692, 608790), (2730, 600316), (2899, 565320), (3122, 524940), (3345, 489944), (3365, 487032), (3640, 450237), (4038, 405860), (4460, 367458), (4683, 349960), (4711, 347880), (5352, 306215), (5384, 304395), (5460, 300158), (5798, 282660), (6244, 262470), (6690, 244972), (6730, 243516), (7805, 209976), (8076, 202930), (8697, 188440), (8749, 187320), (8920, 183729), (9366, 174980), (9422, 173940), (10095, 162344), (10920, 150079), (11596, 141330), (12488, 131235), (13380, 122486), (13460, 121758), (14133, 115960), (14495, 113064), (15610, 104988), (16152, 101465), (17394, 94220), (17498, 93660), (18732, 87490), (18844, 86970), (20190, 81172), (20293, 80760), (23192, 70665), (23415, 69992), (23555, 69576), (26247, 62440), (26760, 61243), (26920, 60879), (28266, 57980), (28990, 56532), (31220, 52494), (34788, 47110), (34996, 46830), (37464, 43745), (37688, 43485), (40380, 40586)]