156978903780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43451}}^1\times {\mathrm{20071}}^1$

素因数の和:63537

約数の個数: 72

約数和(自身を含む): 476204025024

約数和(自身を除く): 319225121244

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 20071, 40142, 43451, 60213, 80284, 86902, 100355, 120426, 130353, 173804, 180639, 200710, 217255, 240852, 260706, 301065, 361278, 391059, 401420, 434510, 521412, 602130, 651765, 722556, 782118, 869020, 903195, 1204260, 1303530, 1564236, 1806390, 1955295, 2607060, 3612780, 3910590, 7821180, 872105021, 1744210042, 2616315063, 3488420084, 4360525105, 5232630126, 7848945189, 8721050210, 10465260252, 13081575315, 15697890378, 17442100420, 26163150630, 31395780756, 39244725945, 52326301260, 78489451890, 156978903780]

約数ペア:

[(1, 156978903780), (2, 78489451890), (3, 52326301260), (4, 39244725945), (5, 31395780756), (6, 26163150630), (9, 17442100420), (10, 15697890378), (12, 13081575315), (15, 10465260252), (18, 8721050210), (20, 7848945189), (30, 5232630126), (36, 4360525105), (45, 3488420084), (60, 2616315063), (90, 1744210042), (180, 872105021), (20071, 7821180), (40142, 3910590), (43451, 3612780), (60213, 2607060), (80284, 1955295), (86902, 1806390), (100355, 1564236), (120426, 1303530), (130353, 1204260), (173804, 903195), (180639, 869020), (200710, 782118), (217255, 722556), (240852, 651765), (260706, 602130), (301065, 521412), (361278, 434510), (391059, 401420)]