19398393840

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{372473}}^1$

素因数の和:372527

約数の個数: 160

約数和(自身を含む): 70942887936

約数和(自身を除く): 51544494096

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 31, 35, 40, 42, 48, 56, 60, 62, 70, 80, 84, 93, 105, 112, 120, 124, 140, 155, 168, 186, 210, 217, 240, 248, 280, 310, 336, 372, 420, 434, 465, 496, 560, 620, 651, 744, 840, 868, 930, 1085, 1240, 1302, 1488, 1680, 1736, 1860, 2170, 2480, 2604, 3255, 3472, 3720, 4340, 5208, 6510, 7440, 8680, 10416, 13020, 17360, 26040, 52080, 372473, 744946, 1117419, 1489892, 1862365, 2234838, 2607311, 2979784, 3724730, 4469676, 5214622, 5587095, 5959568, 7449460, 7821933, 8939352, 10429244, 11174190, 11546663, 13036555, 14898920, 15643866, 17878704, 20858488, 22348380, 23093326, 26073110, 29797840, 31287732, 34639989, 39109665, 41716976, 44696760, 46186652, 52146220, 57733315, 62575464, 69279978, 78219330, 80826641, 89393520, 92373304, 104292440, 115466630, 125150928, 138559956, 156438660, 161653282, 173199945, 184746608, 208584880, 230933260, 242479923, 277119912, 312877320, 323306564, 346399890, 404133205, 461866520, 484959846, 554239824, 625754640, 646613128, 692799780, 808266410, 923733040, 969919692, 1212399615, 1293226256, 1385599560, 1616532820, 1939839384, 2424799230, 2771199120, 3233065640, 3879678768, 4849598460, 6466131280, 9699196920, 19398393840]

約数ペア:

[(1, 19398393840), (2, 9699196920), (3, 6466131280), (4, 4849598460), (5, 3879678768), (6, 3233065640), (7, 2771199120), (8, 2424799230), (10, 1939839384), (12, 1616532820), (14, 1385599560), (15, 1293226256), (16, 1212399615), (20, 969919692), (21, 923733040), (24, 808266410), (28, 692799780), (30, 646613128), (31, 625754640), (35, 554239824), (40, 484959846), (42, 461866520), (48, 404133205), (56, 346399890), (60, 323306564), (62, 312877320), (70, 277119912), (80, 242479923), (84, 230933260), (93, 208584880), (105, 184746608), (112, 173199945), (120, 161653282), (124, 156438660), (140, 138559956), (155, 125150928), (168, 115466630), (186, 104292440), (210, 92373304), (217, 89393520), (240, 80826641), (248, 78219330), (280, 69279978), (310, 62575464), (336, 57733315), (372, 52146220), (420, 46186652), (434, 44696760), (465, 41716976), (496, 39109665), (560, 34639989), (620, 31287732), (651, 29797840), (744, 26073110), (840, 23093326), (868, 22348380), (930, 20858488), (1085, 17878704), (1240, 15643866), (1302, 14898920), (1488, 13036555), (1680, 11546663), (1736, 11174190), (1860, 10429244), (2170, 8939352), (2480, 7821933), (2604, 7449460), (3255, 5959568), (3472, 5587095), (3720, 5214622), (4340, 4469676), (5208, 3724730), (6510, 2979784), (7440, 2607311), (8680, 2234838), (10416, 1862365), (13020, 1489892), (17360, 1117419), (26040, 744946), (52080, 372473)]