188777400

素因数分解:

$2^3\times 3^1\times 5^2\times 7^2\times {\mathrm{6421}}^1$

素因数の和:6454

約数の個数: 144

約数和(自身を含む): 680860440

約数和(自身を除く): 492083040

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 25, 28, 30, 35, 40, 42, 49, 50, 56, 60, 70, 75, 84, 98, 100, 105, 120, 140, 147, 150, 168, 175, 196, 200, 210, 245, 280, 294, 300, 350, 392, 420, 490, 525, 588, 600, 700, 735, 840, 980, 1050, 1176, 1225, 1400, 1470, 1960, 2100, 2450, 2940, 3675, 4200, 4900, 5880, 6421, 7350, 9800, 12842, 14700, 19263, 25684, 29400, 32105, 38526, 44947, 51368, 64210, 77052, 89894, 96315, 128420, 134841, 154104, 160525, 179788, 192630, 224735, 256840, 269682, 314629, 321050, 359576, 385260, 449470, 481575, 539364, 629258, 642100, 674205, 770520, 898940, 943887, 963150, 1078728, 1123675, 1258516, 1284200, 1348410, 1573145, 1797880, 1887774, 1926300, 2247350, 2517032, 2696820, 3146290, 3371025, 3775548, 3852600, 4494700, 4719435, 5393640, 6292580, 6742050, 7551096, 7865725, 8989400, 9438870, 12585160, 13484100, 15731450, 18877740, 23597175, 26968200, 31462900, 37755480, 47194350, 62925800, 94388700, 188777400]

約数ペア:

[(1, 188777400), (2, 94388700), (3, 62925800), (4, 47194350), (5, 37755480), (6, 31462900), (7, 26968200), (8, 23597175), (10, 18877740), (12, 15731450), (14, 13484100), (15, 12585160), (20, 9438870), (21, 8989400), (24, 7865725), (25, 7551096), (28, 6742050), (30, 6292580), (35, 5393640), (40, 4719435), (42, 4494700), (49, 3852600), (50, 3775548), (56, 3371025), (60, 3146290), (70, 2696820), (75, 2517032), (84, 2247350), (98, 1926300), (100, 1887774), (105, 1797880), (120, 1573145), (140, 1348410), (147, 1284200), (150, 1258516), (168, 1123675), (175, 1078728), (196, 963150), (200, 943887), (210, 898940), (245, 770520), (280, 674205), (294, 642100), (300, 629258), (350, 539364), (392, 481575), (420, 449470), (490, 385260), (525, 359576), (588, 321050), (600, 314629), (700, 269682), (735, 256840), (840, 224735), (980, 192630), (1050, 179788), (1176, 160525), (1225, 154104), (1400, 134841), (1470, 128420), (1960, 96315), (2100, 89894), (2450, 77052), (2940, 64210), (3675, 51368), (4200, 44947), (4900, 38526), (5880, 32105), (6421, 29400), (7350, 25684), (9800, 19263), (12842, 14700)]