7666880

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1$

素因数の和:146

約数の個数: 112

約数和(自身を含む): 20909280

約数和(自身を除く): 13242400

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 32, 38, 40, 52, 64, 65, 76, 80, 95, 97, 104, 130, 152, 160, 190, 194, 208, 247, 260, 304, 320, 380, 388, 416, 485, 494, 520, 608, 760, 776, 832, 970, 988, 1040, 1216, 1235, 1261, 1520, 1552, 1843, 1940, 1976, 2080, 2470, 2522, 3040, 3104, 3686, 3880, 3952, 4160, 4940, 5044, 6080, 6208, 6305, 7372, 7760, 7904, 9215, 9880, 10088, 12610, 14744, 15520, 15808, 18430, 19760, 20176, 23959, 25220, 29488, 31040, 36860, 39520, 40352, 47918, 50440, 58976, 73720, 79040, 80704, 95836, 100880, 117952, 119795, 147440, 191672, 201760, 239590, 294880, 383344, 403520, 479180, 589760, 766688, 958360, 1533376, 1916720, 3833440, 7666880]

約数ペア:

[(1, 7666880), (2, 3833440), (4, 1916720), (5, 1533376), (8, 958360), (10, 766688), (13, 589760), (16, 479180), (19, 403520), (20, 383344), (26, 294880), (32, 239590), (38, 201760), (40, 191672), (52, 147440), (64, 119795), (65, 117952), (76, 100880), (80, 95836), (95, 80704), (97, 79040), (104, 73720), (130, 58976), (152, 50440), (160, 47918), (190, 40352), (194, 39520), (208, 36860), (247, 31040), (260, 29488), (304, 25220), (320, 23959), (380, 20176), (388, 19760), (416, 18430), (485, 15808), (494, 15520), (520, 14744), (608, 12610), (760, 10088), (776, 9880), (832, 9215), (970, 7904), (988, 7760), (1040, 7372), (1216, 6305), (1235, 6208), (1261, 6080), (1520, 5044), (1552, 4940), (1843, 4160), (1940, 3952), (1976, 3880), (2080, 3686), (2470, 3104), (2522, 3040)]