7913880

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1$

素因数の和:138

約数の個数: 192

約数和(自身を含む): 29484000

約数和(自身を除く): 21570120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 19, 20, 24, 26, 30, 36, 38, 39, 40, 45, 52, 57, 60, 65, 72, 76, 78, 89, 90, 95, 104, 114, 117, 120, 130, 152, 156, 171, 178, 180, 190, 195, 228, 234, 247, 260, 267, 285, 312, 342, 356, 360, 380, 390, 445, 456, 468, 494, 520, 534, 570, 585, 684, 712, 741, 760, 780, 801, 855, 890, 936, 988, 1068, 1140, 1157, 1170, 1235, 1335, 1368, 1482, 1560, 1602, 1691, 1710, 1780, 1976, 2136, 2223, 2280, 2314, 2340, 2470, 2670, 2964, 3204, 3382, 3420, 3471, 3560, 3705, 4005, 4446, 4628, 4680, 4940, 5073, 5340, 5785, 5928, 6408, 6764, 6840, 6942, 7410, 8010, 8455, 8892, 9256, 9880, 10146, 10413, 10680, 11115, 11570, 13528, 13884, 14820, 15219, 16020, 16910, 17355, 17784, 20292, 20826, 21983, 22230, 23140, 25365, 27768, 29640, 30438, 32040, 33820, 34710, 40584, 41652, 43966, 44460, 46280, 50730, 52065, 60876, 65949, 67640, 69420, 76095, 83304, 87932, 88920, 101460, 104130, 109915, 121752, 131898, 138840, 152190, 175864, 197847, 202920, 208260, 219830, 263796, 304380, 329745, 395694, 416520, 439660, 527592, 608760, 659490, 791388, 879320, 989235, 1318980, 1582776, 1978470, 2637960, 3956940, 7913880]

約数ペア:

[(1, 7913880), (2, 3956940), (3, 2637960), (4, 1978470), (5, 1582776), (6, 1318980), (8, 989235), (9, 879320), (10, 791388), (12, 659490), (13, 608760), (15, 527592), (18, 439660), (19, 416520), (20, 395694), (24, 329745), (26, 304380), (30, 263796), (36, 219830), (38, 208260), (39, 202920), (40, 197847), (45, 175864), (52, 152190), (57, 138840), (60, 131898), (65, 121752), (72, 109915), (76, 104130), (78, 101460), (89, 88920), (90, 87932), (95, 83304), (104, 76095), (114, 69420), (117, 67640), (120, 65949), (130, 60876), (152, 52065), (156, 50730), (171, 46280), (178, 44460), (180, 43966), (190, 41652), (195, 40584), (228, 34710), (234, 33820), (247, 32040), (260, 30438), (267, 29640), (285, 27768), (312, 25365), (342, 23140), (356, 22230), (360, 21983), (380, 20826), (390, 20292), (445, 17784), (456, 17355), (468, 16910), (494, 16020), (520, 15219), (534, 14820), (570, 13884), (585, 13528), (684, 11570), (712, 11115), (741, 10680), (760, 10413), (780, 10146), (801, 9880), (855, 9256), (890, 8892), (936, 8455), (988, 8010), (1068, 7410), (1140, 6942), (1157, 6840), (1170, 6764), (1235, 6408), (1335, 5928), (1368, 5785), (1482, 5340), (1560, 5073), (1602, 4940), (1691, 4680), (1710, 4628), (1780, 4446), (1976, 4005), (2136, 3705), (2223, 3560), (2280, 3471), (2314, 3420), (2340, 3382), (2470, 3204), (2670, 2964)]