21222600

素因数分解:

$2^3\times 3^1\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1$

素因数の和:220

約数の個数: 192

約数和(自身を含む): 78090240

約数和(自身を除く): 56867640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 25, 28, 30, 31, 35, 40, 42, 50, 56, 60, 62, 70, 75, 84, 93, 100, 105, 120, 124, 140, 150, 155, 163, 168, 175, 186, 200, 210, 217, 248, 280, 300, 310, 326, 350, 372, 420, 434, 465, 489, 525, 600, 620, 651, 652, 700, 744, 775, 815, 840, 868, 930, 978, 1050, 1085, 1141, 1240, 1302, 1304, 1400, 1550, 1630, 1736, 1860, 1956, 2100, 2170, 2282, 2325, 2445, 2604, 3100, 3255, 3260, 3423, 3720, 3912, 4075, 4200, 4340, 4564, 4650, 4890, 5053, 5208, 5425, 5705, 6200, 6510, 6520, 6846, 8150, 8680, 9128, 9300, 9780, 10106, 10850, 11410, 12225, 13020, 13692, 15159, 16275, 16300, 17115, 18600, 19560, 20212, 21700, 22820, 24450, 25265, 26040, 27384, 28525, 30318, 32550, 32600, 34230, 35371, 40424, 43400, 45640, 48900, 50530, 57050, 60636, 65100, 68460, 70742, 75795, 85575, 97800, 101060, 106113, 114100, 121272, 126325, 130200, 136920, 141484, 151590, 171150, 176855, 202120, 212226, 228200, 252650, 282968, 303180, 342300, 353710, 378975, 424452, 505300, 530565, 606360, 684600, 707420, 757950, 848904, 884275, 1010600, 1061130, 1414840, 1515900, 1768550, 2122260, 2652825, 3031800, 3537100, 4244520, 5305650, 7074200, 10611300, 21222600]

約数ペア:

[(1, 21222600), (2, 10611300), (3, 7074200), (4, 5305650), (5, 4244520), (6, 3537100), (7, 3031800), (8, 2652825), (10, 2122260), (12, 1768550), (14, 1515900), (15, 1414840), (20, 1061130), (21, 1010600), (24, 884275), (25, 848904), (28, 757950), (30, 707420), (31, 684600), (35, 606360), (40, 530565), (42, 505300), (50, 424452), (56, 378975), (60, 353710), (62, 342300), (70, 303180), (75, 282968), (84, 252650), (93, 228200), (100, 212226), (105, 202120), (120, 176855), (124, 171150), (140, 151590), (150, 141484), (155, 136920), (163, 130200), (168, 126325), (175, 121272), (186, 114100), (200, 106113), (210, 101060), (217, 97800), (248, 85575), (280, 75795), (300, 70742), (310, 68460), (326, 65100), (350, 60636), (372, 57050), (420, 50530), (434, 48900), (465, 45640), (489, 43400), (525, 40424), (600, 35371), (620, 34230), (651, 32600), (652, 32550), (700, 30318), (744, 28525), (775, 27384), (815, 26040), (840, 25265), (868, 24450), (930, 22820), (978, 21700), (1050, 20212), (1085, 19560), (1141, 18600), (1240, 17115), (1302, 16300), (1304, 16275), (1400, 15159), (1550, 13692), (1630, 13020), (1736, 12225), (1860, 11410), (1956, 10850), (2100, 10106), (2170, 9780), (2282, 9300), (2325, 9128), (2445, 8680), (2604, 8150), (3100, 6846), (3255, 6520), (3260, 6510), (3423, 6200), (3720, 5705), (3912, 5425), (4075, 5208), (4200, 5053), (4340, 4890), (4564, 4650)]