111720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{19}}^1$

素因数の和:47

約数の個数: 96

約数和(自身を含む): 410400

約数和(自身を除く): 298680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 49, 56, 57, 60, 70, 76, 84, 95, 98, 105, 114, 120, 133, 140, 147, 152, 168, 190, 196, 210, 228, 245, 266, 280, 285, 294, 380, 392, 399, 420, 456, 490, 532, 570, 588, 665, 735, 760, 798, 840, 931, 980, 1064, 1140, 1176, 1330, 1470, 1596, 1862, 1960, 1995, 2280, 2660, 2793, 2940, 3192, 3724, 3990, 4655, 5320, 5586, 5880, 7448, 7980, 9310, 11172, 13965, 15960, 18620, 22344, 27930, 37240, 55860, 111720]

約数ペア:

[(1, 111720), (2, 55860), (3, 37240), (4, 27930), (5, 22344), (6, 18620), (7, 15960), (8, 13965), (10, 11172), (12, 9310), (14, 7980), (15, 7448), (19, 5880), (20, 5586), (21, 5320), (24, 4655), (28, 3990), (30, 3724), (35, 3192), (38, 2940), (40, 2793), (42, 2660), (49, 2280), (56, 1995), (57, 1960), (60, 1862), (70, 1596), (76, 1470), (84, 1330), (95, 1176), (98, 1140), (105, 1064), (114, 980), (120, 931), (133, 840), (140, 798), (147, 760), (152, 735), (168, 665), (190, 588), (196, 570), (210, 532), (228, 490), (245, 456), (266, 420), (280, 399), (285, 392), (294, 380)]