78115800

素因数分解:

$2^3\times 3^1\times 5^2\times 7^2\times {\mathrm{2657}}^1$

素因数の和:2690

約数の個数: 144

約数和(自身を含む): 281801160

約数和(自身を除く): 203685360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 25, 28, 30, 35, 40, 42, 49, 50, 56, 60, 70, 75, 84, 98, 100, 105, 120, 140, 147, 150, 168, 175, 196, 200, 210, 245, 280, 294, 300, 350, 392, 420, 490, 525, 588, 600, 700, 735, 840, 980, 1050, 1176, 1225, 1400, 1470, 1960, 2100, 2450, 2657, 2940, 3675, 4200, 4900, 5314, 5880, 7350, 7971, 9800, 10628, 13285, 14700, 15942, 18599, 21256, 26570, 29400, 31884, 37198, 39855, 53140, 55797, 63768, 66425, 74396, 79710, 92995, 106280, 111594, 130193, 132850, 148792, 159420, 185990, 199275, 223188, 260386, 265700, 278985, 318840, 371980, 390579, 398550, 446376, 464975, 520772, 531400, 557970, 650965, 743960, 781158, 797100, 929950, 1041544, 1115940, 1301930, 1394925, 1562316, 1594200, 1859900, 1952895, 2231880, 2603860, 2789850, 3124632, 3254825, 3719800, 3905790, 5207720, 5579700, 6509650, 7811580, 9764475, 11159400, 13019300, 15623160, 19528950, 26038600, 39057900, 78115800]

約数ペア:

[(1, 78115800), (2, 39057900), (3, 26038600), (4, 19528950), (5, 15623160), (6, 13019300), (7, 11159400), (8, 9764475), (10, 7811580), (12, 6509650), (14, 5579700), (15, 5207720), (20, 3905790), (21, 3719800), (24, 3254825), (25, 3124632), (28, 2789850), (30, 2603860), (35, 2231880), (40, 1952895), (42, 1859900), (49, 1594200), (50, 1562316), (56, 1394925), (60, 1301930), (70, 1115940), (75, 1041544), (84, 929950), (98, 797100), (100, 781158), (105, 743960), (120, 650965), (140, 557970), (147, 531400), (150, 520772), (168, 464975), (175, 446376), (196, 398550), (200, 390579), (210, 371980), (245, 318840), (280, 278985), (294, 265700), (300, 260386), (350, 223188), (392, 199275), (420, 185990), (490, 159420), (525, 148792), (588, 132850), (600, 130193), (700, 111594), (735, 106280), (840, 92995), (980, 79710), (1050, 74396), (1176, 66425), (1225, 63768), (1400, 55797), (1470, 53140), (1960, 39855), (2100, 37198), (2450, 31884), (2657, 29400), (2940, 26570), (3675, 21256), (4200, 18599), (4900, 15942), (5314, 14700), (5880, 13285), (7350, 10628), (7971, 9800)]