156989424980

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{383}}^1\times {\mathrm{541}}^1\times {\mathrm{881}}^1$

素因数の和:1857

約数の個数: 96

約数和(自身を含む): 339235319808

約数和(自身を除く): 182245894828

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 383, 430, 541, 766, 860, 881, 1082, 1532, 1762, 1915, 2164, 2705, 3524, 3830, 4405, 5410, 7660, 8810, 10820, 16469, 17620, 23263, 32938, 37883, 46526, 65876, 75766, 82345, 93052, 116315, 151532, 164690, 189415, 207203, 232630, 329380, 337423, 378830, 414406, 465260, 476621, 674846, 757660, 828812, 953242, 1036015, 1349692, 1687115, 1906484, 2072030, 2383105, 3374230, 4144060, 4766210, 6748460, 8909729, 9532420, 14509189, 17819458, 20494703, 29018378, 35638916, 40989406, 44548645, 58036756, 72545945, 81978812, 89097290, 102473515, 145091890, 178194580, 182545843, 204947030, 290183780, 365091686, 409894060, 730183372, 912729215, 1825458430, 3650916860, 7849471249, 15698942498, 31397884996, 39247356245, 78494712490, 156989424980]

約数ペア:

[(1, 156989424980), (2, 78494712490), (4, 39247356245), (5, 31397884996), (10, 15698942498), (20, 7849471249), (43, 3650916860), (86, 1825458430), (172, 912729215), (215, 730183372), (383, 409894060), (430, 365091686), (541, 290183780), (766, 204947030), (860, 182545843), (881, 178194580), (1082, 145091890), (1532, 102473515), (1762, 89097290), (1915, 81978812), (2164, 72545945), (2705, 58036756), (3524, 44548645), (3830, 40989406), (4405, 35638916), (5410, 29018378), (7660, 20494703), (8810, 17819458), (10820, 14509189), (16469, 9532420), (17620, 8909729), (23263, 6748460), (32938, 4766210), (37883, 4144060), (46526, 3374230), (65876, 2383105), (75766, 2072030), (82345, 1906484), (93052, 1687115), (116315, 1349692), (151532, 1036015), (164690, 953242), (189415, 828812), (207203, 757660), (232630, 674846), (329380, 476621), (337423, 465260), (378830, 414406)]