64107900

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{163}}^1$

素因数の和:225

約数の個数: 216

約数和(自身を含む): 222069120

約数和(自身を除く): 157961220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 23, 25, 30, 36, 38, 45, 46, 50, 57, 60, 69, 75, 76, 90, 92, 95, 100, 114, 115, 138, 150, 163, 171, 180, 190, 207, 225, 228, 230, 276, 285, 300, 326, 342, 345, 380, 414, 437, 450, 460, 475, 489, 570, 575, 652, 684, 690, 815, 828, 855, 874, 900, 950, 978, 1035, 1140, 1150, 1311, 1380, 1425, 1467, 1630, 1710, 1725, 1748, 1900, 1956, 2070, 2185, 2300, 2445, 2622, 2850, 2934, 3097, 3260, 3420, 3450, 3749, 3933, 4075, 4140, 4275, 4370, 4890, 5175, 5244, 5700, 5868, 6194, 6555, 6900, 7335, 7498, 7866, 8150, 8550, 8740, 9291, 9780, 10350, 10925, 11247, 12225, 12388, 13110, 14670, 14996, 15485, 15732, 16300, 17100, 18582, 18745, 19665, 20700, 21850, 22494, 24450, 26220, 27873, 29340, 30970, 32775, 33741, 36675, 37164, 37490, 39330, 43700, 44988, 46455, 48900, 55746, 56235, 61940, 65550, 67482, 71231, 73350, 74980, 77425, 78660, 92910, 93725, 98325, 111492, 112470, 131100, 134964, 139365, 142462, 146700, 154850, 168705, 185820, 187450, 196650, 213693, 224940, 232275, 278730, 281175, 284924, 309700, 337410, 356155, 374900, 393300, 427386, 464550, 557460, 562350, 641079, 674820, 696825, 712310, 843525, 854772, 929100, 1068465, 1124700, 1282158, 1393650, 1424620, 1687050, 1780775, 2136930, 2564316, 2787300, 3205395, 3374100, 3561550, 4273860, 5342325, 6410790, 7123100, 10684650, 12821580, 16026975, 21369300, 32053950, 64107900]

約数ペア:

[(1, 64107900), (2, 32053950), (3, 21369300), (4, 16026975), (5, 12821580), (6, 10684650), (9, 7123100), (10, 6410790), (12, 5342325), (15, 4273860), (18, 3561550), (19, 3374100), (20, 3205395), (23, 2787300), (25, 2564316), (30, 2136930), (36, 1780775), (38, 1687050), (45, 1424620), (46, 1393650), (50, 1282158), (57, 1124700), (60, 1068465), (69, 929100), (75, 854772), (76, 843525), (90, 712310), (92, 696825), (95, 674820), (100, 641079), (114, 562350), (115, 557460), (138, 464550), (150, 427386), (163, 393300), (171, 374900), (180, 356155), (190, 337410), (207, 309700), (225, 284924), (228, 281175), (230, 278730), (276, 232275), (285, 224940), (300, 213693), (326, 196650), (342, 187450), (345, 185820), (380, 168705), (414, 154850), (437, 146700), (450, 142462), (460, 139365), (475, 134964), (489, 131100), (570, 112470), (575, 111492), (652, 98325), (684, 93725), (690, 92910), (815, 78660), (828, 77425), (855, 74980), (874, 73350), (900, 71231), (950, 67482), (978, 65550), (1035, 61940), (1140, 56235), (1150, 55746), (1311, 48900), (1380, 46455), (1425, 44988), (1467, 43700), (1630, 39330), (1710, 37490), (1725, 37164), (1748, 36675), (1900, 33741), (1956, 32775), (2070, 30970), (2185, 29340), (2300, 27873), (2445, 26220), (2622, 24450), (2850, 22494), (2934, 21850), (3097, 20700), (3260, 19665), (3420, 18745), (3450, 18582), (3749, 17100), (3933, 16300), (4075, 15732), (4140, 15485), (4275, 14996), (4370, 14670), (4890, 13110), (5175, 12388), (5244, 12225), (5700, 11247), (5868, 10925), (6194, 10350), (6555, 9780), (6900, 9291), (7335, 8740), (7498, 8550), (7866, 8150)]