19956342780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1583}}^1\times {\mathrm{6367}}^1$

素因数の和:7976

約数の個数: 144

約数和(自身を含む): 66089447424

約数和(自身を除く): 46133104644

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1583, 1980, 3166, 4749, 6332, 6367, 7915, 9498, 12734, 14247, 15830, 17413, 18996, 19101, 23745, 25468, 28494, 31660, 31835, 34826, 38202, 47490, 52239, 56988, 57303, 63670, 69652, 70037, 71235, 76404, 87065, 94980, 95505, 104478, 114606, 127340, 140074, 142470, 156717, 174130, 191010, 208956, 210111, 229212, 261195, 280148, 284940, 286515, 313434, 348260, 350185, 382020, 420222, 522390, 573030, 626868, 630333, 700370, 783585, 840444, 1044780, 1050555, 1146060, 1260666, 1400740, 1567170, 2101110, 2521332, 3134340, 3151665, 4202220, 6303330, 10078961, 12606660, 20157922, 30236883, 40315844, 50394805, 60473766, 90710649, 100789610, 110868571, 120947532, 151184415, 181421298, 201579220, 221737142, 302368830, 332605713, 362842596, 443474284, 453553245, 554342855, 604737660, 665211426, 907106490, 997817139, 1108685710, 1330422852, 1663028565, 1814212980, 1995634278, 2217371420, 3326057130, 3991268556, 4989085695, 6652114260, 9978171390, 19956342780]

約数ペア:

[(1, 19956342780), (2, 9978171390), (3, 6652114260), (4, 4989085695), (5, 3991268556), (6, 3326057130), (9, 2217371420), (10, 1995634278), (11, 1814212980), (12, 1663028565), (15, 1330422852), (18, 1108685710), (20, 997817139), (22, 907106490), (30, 665211426), (33, 604737660), (36, 554342855), (44, 453553245), (45, 443474284), (55, 362842596), (60, 332605713), (66, 302368830), (90, 221737142), (99, 201579220), (110, 181421298), (132, 151184415), (165, 120947532), (180, 110868571), (198, 100789610), (220, 90710649), (330, 60473766), (396, 50394805), (495, 40315844), (660, 30236883), (990, 20157922), (1583, 12606660), (1980, 10078961), (3166, 6303330), (4749, 4202220), (6332, 3151665), (6367, 3134340), (7915, 2521332), (9498, 2101110), (12734, 1567170), (14247, 1400740), (15830, 1260666), (17413, 1146060), (18996, 1050555), (19101, 1044780), (23745, 840444), (25468, 783585), (28494, 700370), (31660, 630333), (31835, 626868), (34826, 573030), (38202, 522390), (47490, 420222), (52239, 382020), (56988, 350185), (57303, 348260), (63670, 313434), (69652, 286515), (70037, 284940), (71235, 280148), (76404, 261195), (87065, 229212), (94980, 210111), (95505, 208956), (104478, 191010), (114606, 174130), (127340, 156717), (140074, 142470)]