72747948

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{307}}^1$

素因数の和:372

約数の個数: 144

約数和(自身を含む): 220222464

約数和(自身を除く): 147474516

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 31, 39, 42, 49, 52, 62, 78, 84, 91, 93, 98, 124, 147, 156, 182, 186, 196, 217, 273, 294, 307, 364, 372, 403, 434, 546, 588, 614, 637, 651, 806, 868, 921, 1092, 1209, 1228, 1274, 1302, 1519, 1612, 1842, 1911, 2149, 2418, 2548, 2604, 2821, 3038, 3684, 3822, 3991, 4298, 4557, 4836, 5642, 6076, 6447, 7644, 7982, 8463, 8596, 9114, 9517, 11284, 11973, 12894, 15043, 15964, 16926, 18228, 19034, 19747, 23946, 25788, 27937, 28551, 30086, 33852, 38068, 39494, 45129, 47892, 55874, 57102, 59241, 60172, 66619, 78988, 83811, 90258, 111748, 114204, 118482, 123721, 133238, 167622, 180516, 195559, 199857, 236964, 247442, 266476, 335244, 371163, 391118, 399714, 466333, 494884, 586677, 742326, 782236, 799428, 866047, 932666, 1173354, 1398999, 1484652, 1732094, 1865332, 2346708, 2598141, 2797998, 3464188, 5196282, 5595996, 6062329, 10392564, 12124658, 18186987, 24249316, 36373974, 72747948]

約数ペア:

[(1, 72747948), (2, 36373974), (3, 24249316), (4, 18186987), (6, 12124658), (7, 10392564), (12, 6062329), (13, 5595996), (14, 5196282), (21, 3464188), (26, 2797998), (28, 2598141), (31, 2346708), (39, 1865332), (42, 1732094), (49, 1484652), (52, 1398999), (62, 1173354), (78, 932666), (84, 866047), (91, 799428), (93, 782236), (98, 742326), (124, 586677), (147, 494884), (156, 466333), (182, 399714), (186, 391118), (196, 371163), (217, 335244), (273, 266476), (294, 247442), (307, 236964), (364, 199857), (372, 195559), (403, 180516), (434, 167622), (546, 133238), (588, 123721), (614, 118482), (637, 114204), (651, 111748), (806, 90258), (868, 83811), (921, 78988), (1092, 66619), (1209, 60172), (1228, 59241), (1274, 57102), (1302, 55874), (1519, 47892), (1612, 45129), (1842, 39494), (1911, 38068), (2149, 33852), (2418, 30086), (2548, 28551), (2604, 27937), (2821, 25788), (3038, 23946), (3684, 19747), (3822, 19034), (3991, 18228), (4298, 16926), (4557, 15964), (4836, 15043), (5642, 12894), (6076, 11973), (6447, 11284), (7644, 9517), (7982, 9114), (8463, 8596)]