20120780190

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{112589}}^1$

素因数の和:112666

約数の個数: 128

約数和(自身を含む): 59144878080

約数和(自身を除く): 39024097890

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 23, 30, 35, 37, 42, 46, 69, 70, 74, 105, 111, 115, 138, 161, 185, 210, 222, 230, 259, 322, 345, 370, 483, 518, 555, 690, 777, 805, 851, 966, 1110, 1295, 1554, 1610, 1702, 2415, 2553, 2590, 3885, 4255, 4830, 5106, 5957, 7770, 8510, 11914, 12765, 17871, 25530, 29785, 35742, 59570, 89355, 112589, 178710, 225178, 337767, 562945, 675534, 788123, 1125890, 1576246, 1688835, 2364369, 2589547, 3377670, 3940615, 4165793, 4728738, 5179094, 7768641, 7881230, 8331586, 11821845, 12497379, 12947735, 15537282, 18126829, 20828965, 23643690, 24994758, 25895470, 29160551, 36253658, 38843205, 41657930, 54380487, 58321102, 62486895, 77686410, 87481653, 90634145, 95813239, 108760974, 124973790, 145802755, 174963306, 181268290, 191626478, 271902435, 287439717, 291605510, 437408265, 479066195, 543804870, 574879434, 670692673, 874816530, 958132390, 1341385346, 1437198585, 2012078019, 2874397170, 3353463365, 4024156038, 6706926730, 10060390095, 20120780190]

約数ペア:

[(1, 20120780190), (2, 10060390095), (3, 6706926730), (5, 4024156038), (6, 3353463365), (7, 2874397170), (10, 2012078019), (14, 1437198585), (15, 1341385346), (21, 958132390), (23, 874816530), (30, 670692673), (35, 574879434), (37, 543804870), (42, 479066195), (46, 437408265), (69, 291605510), (70, 287439717), (74, 271902435), (105, 191626478), (111, 181268290), (115, 174963306), (138, 145802755), (161, 124973790), (185, 108760974), (210, 95813239), (222, 90634145), (230, 87481653), (259, 77686410), (322, 62486895), (345, 58321102), (370, 54380487), (483, 41657930), (518, 38843205), (555, 36253658), (690, 29160551), (777, 25895470), (805, 24994758), (851, 23643690), (966, 20828965), (1110, 18126829), (1295, 15537282), (1554, 12947735), (1610, 12497379), (1702, 11821845), (2415, 8331586), (2553, 7881230), (2590, 7768641), (3885, 5179094), (4255, 4728738), (4830, 4165793), (5106, 3940615), (5957, 3377670), (7770, 2589547), (8510, 2364369), (11914, 1688835), (12765, 1576246), (17871, 1125890), (25530, 788123), (29785, 675534), (35742, 562945), (59570, 337767), (89355, 225178), (112589, 178710)]