248614240

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{1669}}^1$

素因数の和:1717

約数の個数: 144

約数和(自身を含む): 719636400

約数和(自身を除く): 471022160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 49, 56, 70, 76, 80, 95, 98, 112, 133, 140, 152, 160, 190, 196, 224, 245, 266, 280, 304, 380, 392, 490, 532, 560, 608, 665, 760, 784, 931, 980, 1064, 1120, 1330, 1520, 1568, 1669, 1862, 1960, 2128, 2660, 3040, 3338, 3724, 3920, 4256, 4655, 5320, 6676, 7448, 7840, 8345, 9310, 10640, 11683, 13352, 14896, 16690, 18620, 21280, 23366, 26704, 29792, 31711, 33380, 37240, 46732, 53408, 58415, 63422, 66760, 74480, 81781, 93464, 116830, 126844, 133520, 148960, 158555, 163562, 186928, 221977, 233660, 253688, 267040, 317110, 327124, 373856, 408905, 443954, 467320, 507376, 634220, 654248, 817810, 887908, 934640, 1014752, 1109885, 1268440, 1308496, 1553839, 1635620, 1775816, 1869280, 2219770, 2536880, 2616992, 3107678, 3271240, 3551632, 4439540, 5073760, 6215356, 6542480, 7103264, 7769195, 8879080, 12430712, 13084960, 15538390, 17758160, 24861424, 31076780, 35516320, 49722848, 62153560, 124307120, 248614240]

約数ペア:

[(1, 248614240), (2, 124307120), (4, 62153560), (5, 49722848), (7, 35516320), (8, 31076780), (10, 24861424), (14, 17758160), (16, 15538390), (19, 13084960), (20, 12430712), (28, 8879080), (32, 7769195), (35, 7103264), (38, 6542480), (40, 6215356), (49, 5073760), (56, 4439540), (70, 3551632), (76, 3271240), (80, 3107678), (95, 2616992), (98, 2536880), (112, 2219770), (133, 1869280), (140, 1775816), (152, 1635620), (160, 1553839), (190, 1308496), (196, 1268440), (224, 1109885), (245, 1014752), (266, 934640), (280, 887908), (304, 817810), (380, 654248), (392, 634220), (490, 507376), (532, 467320), (560, 443954), (608, 408905), (665, 373856), (760, 327124), (784, 317110), (931, 267040), (980, 253688), (1064, 233660), (1120, 221977), (1330, 186928), (1520, 163562), (1568, 158555), (1669, 148960), (1862, 133520), (1960, 126844), (2128, 116830), (2660, 93464), (3040, 81781), (3338, 74480), (3724, 66760), (3920, 63422), (4256, 58415), (4655, 53408), (5320, 46732), (6676, 37240), (7448, 33380), (7840, 31711), (8345, 29792), (9310, 26704), (10640, 23366), (11683, 21280), (13352, 18620), (14896, 16690)]