12378120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1$

素因数の和:183

約数の個数: 128

約数和(自身を含む): 40176000

約数和(自身を除く): 27797880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 61, 76, 89, 95, 114, 120, 122, 152, 178, 183, 190, 228, 244, 267, 285, 305, 356, 366, 380, 445, 456, 488, 534, 570, 610, 712, 732, 760, 890, 915, 1068, 1140, 1159, 1220, 1335, 1464, 1691, 1780, 1830, 2136, 2280, 2318, 2440, 2670, 3382, 3477, 3560, 3660, 4636, 5073, 5340, 5429, 5795, 6764, 6954, 7320, 8455, 9272, 10146, 10680, 10858, 11590, 13528, 13908, 16287, 16910, 17385, 20292, 21716, 23180, 25365, 27145, 27816, 32574, 33820, 34770, 40584, 43432, 46360, 50730, 54290, 65148, 67640, 69540, 81435, 101460, 103151, 108580, 130296, 139080, 162870, 202920, 206302, 217160, 309453, 325740, 412604, 515755, 618906, 651480, 825208, 1031510, 1237812, 1547265, 2063020, 2475624, 3094530, 4126040, 6189060, 12378120]

約数ペア:

[(1, 12378120), (2, 6189060), (3, 4126040), (4, 3094530), (5, 2475624), (6, 2063020), (8, 1547265), (10, 1237812), (12, 1031510), (15, 825208), (19, 651480), (20, 618906), (24, 515755), (30, 412604), (38, 325740), (40, 309453), (57, 217160), (60, 206302), (61, 202920), (76, 162870), (89, 139080), (95, 130296), (114, 108580), (120, 103151), (122, 101460), (152, 81435), (178, 69540), (183, 67640), (190, 65148), (228, 54290), (244, 50730), (267, 46360), (285, 43432), (305, 40584), (356, 34770), (366, 33820), (380, 32574), (445, 27816), (456, 27145), (488, 25365), (534, 23180), (570, 21716), (610, 20292), (712, 17385), (732, 16910), (760, 16287), (890, 13908), (915, 13528), (1068, 11590), (1140, 10858), (1159, 10680), (1220, 10146), (1335, 9272), (1464, 8455), (1691, 7320), (1780, 6954), (1830, 6764), (2136, 5795), (2280, 5429), (2318, 5340), (2440, 5073), (2670, 4636), (3382, 3660), (3477, 3560)]