212213600

素因数分解:

$2^5\times 5^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{199}}^1$

素因数の和:293

約数の個数: 144

約数和(自身を含む): 549964800

約数和(自身を除く): 337751200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 32, 40, 43, 50, 62, 80, 86, 100, 124, 155, 160, 172, 199, 200, 215, 248, 310, 344, 398, 400, 430, 496, 620, 688, 775, 796, 800, 860, 992, 995, 1075, 1240, 1333, 1376, 1550, 1592, 1720, 1990, 2150, 2480, 2666, 3100, 3184, 3440, 3980, 4300, 4960, 4975, 5332, 6169, 6200, 6368, 6665, 6880, 7960, 8557, 8600, 9950, 10664, 12338, 12400, 13330, 15920, 17114, 17200, 19900, 21328, 24676, 24800, 26660, 30845, 31840, 33325, 34228, 34400, 39800, 42656, 42785, 49352, 53320, 61690, 66650, 68456, 79600, 85570, 98704, 106640, 123380, 133300, 136912, 154225, 159200, 171140, 197408, 213280, 213925, 246760, 265267, 266600, 273824, 308450, 342280, 427850, 493520, 530534, 533200, 616900, 684560, 855700, 987040, 1061068, 1066400, 1233800, 1326335, 1369120, 1711400, 2122136, 2467600, 2652670, 3422800, 4244272, 4935200, 5305340, 6631675, 6845600, 8488544, 10610680, 13263350, 21221360, 26526700, 42442720, 53053400, 106106800, 212213600]

約数ペア:

[(1, 212213600), (2, 106106800), (4, 53053400), (5, 42442720), (8, 26526700), (10, 21221360), (16, 13263350), (20, 10610680), (25, 8488544), (31, 6845600), (32, 6631675), (40, 5305340), (43, 4935200), (50, 4244272), (62, 3422800), (80, 2652670), (86, 2467600), (100, 2122136), (124, 1711400), (155, 1369120), (160, 1326335), (172, 1233800), (199, 1066400), (200, 1061068), (215, 987040), (248, 855700), (310, 684560), (344, 616900), (398, 533200), (400, 530534), (430, 493520), (496, 427850), (620, 342280), (688, 308450), (775, 273824), (796, 266600), (800, 265267), (860, 246760), (992, 213925), (995, 213280), (1075, 197408), (1240, 171140), (1333, 159200), (1376, 154225), (1550, 136912), (1592, 133300), (1720, 123380), (1990, 106640), (2150, 98704), (2480, 85570), (2666, 79600), (3100, 68456), (3184, 66650), (3440, 61690), (3980, 53320), (4300, 49352), (4960, 42785), (4975, 42656), (5332, 39800), (6169, 34400), (6200, 34228), (6368, 33325), (6665, 31840), (6880, 30845), (7960, 26660), (8557, 24800), (8600, 24676), (9950, 21328), (10664, 19900), (12338, 17200), (12400, 17114), (13330, 15920)]