211965960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{89}}^2\times {\mathrm{223}}^1$

素因数の和:415

約数の個数: 96

約数和(自身を含む): 646007040

約数和(自身を除く): 434041080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 89, 120, 178, 223, 267, 356, 445, 446, 534, 669, 712, 890, 892, 1068, 1115, 1335, 1338, 1780, 1784, 2136, 2230, 2670, 2676, 3345, 3560, 4460, 5340, 5352, 6690, 7921, 8920, 10680, 13380, 15842, 19847, 23763, 26760, 31684, 39605, 39694, 47526, 59541, 63368, 79210, 79388, 95052, 99235, 118815, 119082, 158420, 158776, 190104, 198470, 237630, 238164, 297705, 316840, 396940, 475260, 476328, 595410, 793880, 950520, 1190820, 1766383, 2381640, 3532766, 5299149, 7065532, 8831915, 10598298, 14131064, 17663830, 21196596, 26495745, 35327660, 42393192, 52991490, 70655320, 105982980, 211965960]

約数ペア:

[(1, 211965960), (2, 105982980), (3, 70655320), (4, 52991490), (5, 42393192), (6, 35327660), (8, 26495745), (10, 21196596), (12, 17663830), (15, 14131064), (20, 10598298), (24, 8831915), (30, 7065532), (40, 5299149), (60, 3532766), (89, 2381640), (120, 1766383), (178, 1190820), (223, 950520), (267, 793880), (356, 595410), (445, 476328), (446, 475260), (534, 396940), (669, 316840), (712, 297705), (890, 238164), (892, 237630), (1068, 198470), (1115, 190104), (1335, 158776), (1338, 158420), (1780, 119082), (1784, 118815), (2136, 99235), (2230, 95052), (2670, 79388), (2676, 79210), (3345, 63368), (3560, 59541), (4460, 47526), (5340, 39694), (5352, 39605), (6690, 31684), (7921, 26760), (8920, 23763), (10680, 19847), (13380, 15842)]