156975260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{191}}^1$

素因数の和:351

約数の個数: 96

約数和(自身を含む): 372556800

約数和(自身を除く): 215581540

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 29, 52, 58, 65, 109, 116, 130, 145, 191, 218, 260, 290, 377, 382, 436, 545, 580, 754, 764, 955, 1090, 1417, 1508, 1885, 1910, 2180, 2483, 2834, 3161, 3770, 3820, 4966, 5539, 5668, 6322, 7085, 7540, 9932, 11078, 12415, 12644, 14170, 15805, 20819, 22156, 24830, 27695, 28340, 31610, 41093, 41638, 49660, 55390, 63220, 72007, 82186, 83276, 104095, 110780, 144014, 164372, 205465, 208190, 270647, 288028, 360035, 410930, 416380, 541294, 603751, 720070, 821860, 1082588, 1207502, 1353235, 1440140, 2415004, 2706470, 3018755, 5412940, 6037510, 7848763, 12075020, 15697526, 31395052, 39243815, 78487630, 156975260]

約数ペア:

[(1, 156975260), (2, 78487630), (4, 39243815), (5, 31395052), (10, 15697526), (13, 12075020), (20, 7848763), (26, 6037510), (29, 5412940), (52, 3018755), (58, 2706470), (65, 2415004), (109, 1440140), (116, 1353235), (130, 1207502), (145, 1082588), (191, 821860), (218, 720070), (260, 603751), (290, 541294), (377, 416380), (382, 410930), (436, 360035), (545, 288028), (580, 270647), (754, 208190), (764, 205465), (955, 164372), (1090, 144014), (1417, 110780), (1508, 104095), (1885, 83276), (1910, 82186), (2180, 72007), (2483, 63220), (2834, 55390), (3161, 49660), (3770, 41638), (3820, 41093), (4966, 31610), (5539, 28340), (5668, 27695), (6322, 24830), (7085, 22156), (7540, 20819), (9932, 15805), (11078, 14170), (12415, 12644)]