178926420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1$

素因数の和:206

約数の個数: 192

約数和(自身を含む): 559964160

約数和(自身を除く): 381037740

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 31, 38, 57, 60, 61, 62, 76, 83, 93, 95, 114, 122, 124, 155, 166, 183, 186, 190, 228, 244, 249, 285, 305, 310, 332, 366, 372, 380, 415, 465, 498, 570, 589, 610, 620, 732, 830, 915, 930, 996, 1140, 1159, 1178, 1220, 1245, 1577, 1660, 1767, 1830, 1860, 1891, 2318, 2356, 2490, 2573, 2945, 3154, 3477, 3534, 3660, 3782, 4636, 4731, 4980, 5063, 5146, 5673, 5795, 5890, 6308, 6954, 7068, 7564, 7719, 7885, 8835, 9455, 9462, 10126, 10292, 11346, 11590, 11780, 12865, 13908, 15189, 15438, 15770, 17385, 17670, 18910, 18924, 20252, 22692, 23180, 23655, 25315, 25730, 28365, 30378, 30876, 31540, 34770, 35340, 35929, 37820, 38595, 47310, 48887, 50630, 51460, 56730, 60756, 69540, 71858, 75945, 77190, 94620, 96197, 97774, 101260, 107787, 113460, 143716, 146661, 151890, 154380, 156953, 179645, 192394, 195548, 215574, 244435, 288591, 293322, 303780, 313906, 359290, 384788, 431148, 470859, 480985, 488870, 538935, 577182, 586644, 627812, 718580, 733305, 784765, 941718, 961970, 977740, 1077870, 1154364, 1442955, 1466610, 1569530, 1883436, 1923940, 2155740, 2354295, 2885910, 2933220, 2982107, 3139060, 4708590, 5771820, 5964214, 8946321, 9417180, 11928428, 14910535, 17892642, 29821070, 35785284, 44731605, 59642140, 89463210, 178926420]

約数ペア:

[(1, 178926420), (2, 89463210), (3, 59642140), (4, 44731605), (5, 35785284), (6, 29821070), (10, 17892642), (12, 14910535), (15, 11928428), (19, 9417180), (20, 8946321), (30, 5964214), (31, 5771820), (38, 4708590), (57, 3139060), (60, 2982107), (61, 2933220), (62, 2885910), (76, 2354295), (83, 2155740), (93, 1923940), (95, 1883436), (114, 1569530), (122, 1466610), (124, 1442955), (155, 1154364), (166, 1077870), (183, 977740), (186, 961970), (190, 941718), (228, 784765), (244, 733305), (249, 718580), (285, 627812), (305, 586644), (310, 577182), (332, 538935), (366, 488870), (372, 480985), (380, 470859), (415, 431148), (465, 384788), (498, 359290), (570, 313906), (589, 303780), (610, 293322), (620, 288591), (732, 244435), (830, 215574), (915, 195548), (930, 192394), (996, 179645), (1140, 156953), (1159, 154380), (1178, 151890), (1220, 146661), (1245, 143716), (1577, 113460), (1660, 107787), (1767, 101260), (1830, 97774), (1860, 96197), (1891, 94620), (2318, 77190), (2356, 75945), (2490, 71858), (2573, 69540), (2945, 60756), (3154, 56730), (3477, 51460), (3534, 50630), (3660, 48887), (3782, 47310), (4636, 38595), (4731, 37820), (4980, 35929), (5063, 35340), (5146, 34770), (5673, 31540), (5795, 30876), (5890, 30378), (6308, 28365), (6954, 25730), (7068, 25315), (7564, 23655), (7719, 23180), (7885, 22692), (8835, 20252), (9455, 18924), (9462, 18910), (10126, 17670), (10292, 17385), (11346, 15770), (11590, 15438), (11780, 15189), (12865, 13908)]