221520600

素因数分解:

$2^3\times 3^2\times 5^2\times 7^1\times {\mathrm{17581}}^1$

素因数の和:17610

約数の個数: 144

約数和(自身を含む): 850265520

約数和(自身を除く): 628744920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 25, 28, 30, 35, 36, 40, 42, 45, 50, 56, 60, 63, 70, 72, 75, 84, 90, 100, 105, 120, 126, 140, 150, 168, 175, 180, 200, 210, 225, 252, 280, 300, 315, 350, 360, 420, 450, 504, 525, 600, 630, 700, 840, 900, 1050, 1260, 1400, 1575, 1800, 2100, 2520, 3150, 4200, 6300, 12600, 17581, 35162, 52743, 70324, 87905, 105486, 123067, 140648, 158229, 175810, 210972, 246134, 263715, 316458, 351620, 369201, 421944, 439525, 492268, 527430, 615335, 632916, 703240, 738402, 791145, 879050, 984536, 1054860, 1107603, 1230670, 1265832, 1318575, 1476804, 1582290, 1758100, 1846005, 2109720, 2215206, 2461340, 2637150, 2953608, 3076675, 3164580, 3516200, 3692010, 3955725, 4430412, 4922680, 5274300, 5538015, 6153350, 6329160, 7384020, 7911450, 8860824, 9230025, 10548600, 11076030, 12306700, 14768040, 15822900, 18460050, 22152060, 24613400, 27690075, 31645800, 36920100, 44304120, 55380150, 73840200, 110760300, 221520600]

約数ペア:

[(1, 221520600), (2, 110760300), (3, 73840200), (4, 55380150), (5, 44304120), (6, 36920100), (7, 31645800), (8, 27690075), (9, 24613400), (10, 22152060), (12, 18460050), (14, 15822900), (15, 14768040), (18, 12306700), (20, 11076030), (21, 10548600), (24, 9230025), (25, 8860824), (28, 7911450), (30, 7384020), (35, 6329160), (36, 6153350), (40, 5538015), (42, 5274300), (45, 4922680), (50, 4430412), (56, 3955725), (60, 3692010), (63, 3516200), (70, 3164580), (72, 3076675), (75, 2953608), (84, 2637150), (90, 2461340), (100, 2215206), (105, 2109720), (120, 1846005), (126, 1758100), (140, 1582290), (150, 1476804), (168, 1318575), (175, 1265832), (180, 1230670), (200, 1107603), (210, 1054860), (225, 984536), (252, 879050), (280, 791145), (300, 738402), (315, 703240), (350, 632916), (360, 615335), (420, 527430), (450, 492268), (504, 439525), (525, 421944), (600, 369201), (630, 351620), (700, 316458), (840, 263715), (900, 246134), (1050, 210972), (1260, 175810), (1400, 158229), (1575, 140648), (1800, 123067), (2100, 105486), (2520, 87905), (3150, 70324), (4200, 52743), (6300, 35162), (12600, 17581)]