842560680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{271}}^1\times {\mathrm{1993}}^1$

素因数の和:2291

約数の個数: 128

約数和(自身を含む): 2733534720

約数和(自身を除く): 1890974040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 271, 312, 390, 520, 542, 780, 813, 1084, 1355, 1560, 1626, 1993, 2168, 2710, 3252, 3523, 3986, 4065, 5420, 5979, 6504, 7046, 7972, 8130, 9965, 10569, 10840, 11958, 14092, 15944, 16260, 17615, 19930, 21138, 23916, 25909, 28184, 29895, 32520, 35230, 39860, 42276, 47832, 51818, 52845, 59790, 70460, 77727, 79720, 84552, 103636, 105690, 119580, 129545, 140920, 155454, 207272, 211380, 239160, 259090, 310908, 388635, 422760, 518180, 540103, 621816, 777270, 1036360, 1080206, 1554540, 1620309, 2160412, 2700515, 3109080, 3240618, 4320824, 5401030, 6481236, 7021339, 8101545, 10802060, 12962472, 14042678, 16203090, 21064017, 21604120, 28085356, 32406180, 35106695, 42128034, 56170712, 64812360, 70213390, 84256068, 105320085, 140426780, 168512136, 210640170, 280853560, 421280340, 842560680]

約数ペア:

[(1, 842560680), (2, 421280340), (3, 280853560), (4, 210640170), (5, 168512136), (6, 140426780), (8, 105320085), (10, 84256068), (12, 70213390), (13, 64812360), (15, 56170712), (20, 42128034), (24, 35106695), (26, 32406180), (30, 28085356), (39, 21604120), (40, 21064017), (52, 16203090), (60, 14042678), (65, 12962472), (78, 10802060), (104, 8101545), (120, 7021339), (130, 6481236), (156, 5401030), (195, 4320824), (260, 3240618), (271, 3109080), (312, 2700515), (390, 2160412), (520, 1620309), (542, 1554540), (780, 1080206), (813, 1036360), (1084, 777270), (1355, 621816), (1560, 540103), (1626, 518180), (1993, 422760), (2168, 388635), (2710, 310908), (3252, 259090), (3523, 239160), (3986, 211380), (4065, 207272), (5420, 155454), (5979, 140920), (6504, 129545), (7046, 119580), (7972, 105690), (8130, 103636), (9965, 84552), (10569, 79720), (10840, 77727), (11958, 70460), (14092, 59790), (15944, 52845), (16260, 51818), (17615, 47832), (19930, 42276), (21138, 39860), (23916, 35230), (25909, 32520), (28184, 29895)]