80457780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1$

素因数の和:194

約数の個数: 192

約数和(自身を含む): 262483200

約数和(自身を除く): 182025420

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 19, 20, 26, 30, 38, 39, 52, 57, 60, 61, 65, 76, 78, 89, 95, 114, 122, 130, 156, 178, 183, 190, 195, 228, 244, 247, 260, 267, 285, 305, 356, 366, 380, 390, 445, 494, 534, 570, 610, 732, 741, 780, 793, 890, 915, 988, 1068, 1140, 1157, 1159, 1220, 1235, 1335, 1482, 1586, 1691, 1780, 1830, 2314, 2318, 2379, 2470, 2670, 2964, 3172, 3382, 3471, 3477, 3660, 3705, 3965, 4628, 4636, 4758, 4940, 5073, 5340, 5429, 5785, 5795, 6764, 6942, 6954, 7410, 7930, 8455, 9516, 10146, 10858, 11570, 11590, 11895, 13884, 13908, 14820, 15067, 15860, 16287, 16910, 17355, 17385, 20292, 21716, 21983, 23140, 23180, 23790, 25365, 27145, 30134, 32574, 33820, 34710, 34770, 43966, 45201, 47580, 50730, 54290, 60268, 65148, 65949, 69420, 69540, 70577, 75335, 81435, 87932, 90402, 101460, 103151, 108580, 109915, 131898, 141154, 150670, 162870, 180804, 206302, 211731, 219830, 226005, 263796, 282308, 301340, 309453, 325740, 329745, 352885, 412604, 423462, 439660, 452010, 515755, 618906, 659490, 705770, 846924, 904020, 1031510, 1058655, 1237812, 1318980, 1340963, 1411540, 1547265, 2063020, 2117310, 2681926, 3094530, 4022889, 4234620, 5363852, 6189060, 6704815, 8045778, 13409630, 16091556, 20114445, 26819260, 40228890, 80457780]

約数ペア:

[(1, 80457780), (2, 40228890), (3, 26819260), (4, 20114445), (5, 16091556), (6, 13409630), (10, 8045778), (12, 6704815), (13, 6189060), (15, 5363852), (19, 4234620), (20, 4022889), (26, 3094530), (30, 2681926), (38, 2117310), (39, 2063020), (52, 1547265), (57, 1411540), (60, 1340963), (61, 1318980), (65, 1237812), (76, 1058655), (78, 1031510), (89, 904020), (95, 846924), (114, 705770), (122, 659490), (130, 618906), (156, 515755), (178, 452010), (183, 439660), (190, 423462), (195, 412604), (228, 352885), (244, 329745), (247, 325740), (260, 309453), (267, 301340), (285, 282308), (305, 263796), (356, 226005), (366, 219830), (380, 211731), (390, 206302), (445, 180804), (494, 162870), (534, 150670), (570, 141154), (610, 131898), (732, 109915), (741, 108580), (780, 103151), (793, 101460), (890, 90402), (915, 87932), (988, 81435), (1068, 75335), (1140, 70577), (1157, 69540), (1159, 69420), (1220, 65949), (1235, 65148), (1335, 60268), (1482, 54290), (1586, 50730), (1691, 47580), (1780, 45201), (1830, 43966), (2314, 34770), (2318, 34710), (2379, 33820), (2470, 32574), (2670, 30134), (2964, 27145), (3172, 25365), (3382, 23790), (3471, 23180), (3477, 23140), (3660, 21983), (3705, 21716), (3965, 20292), (4628, 17385), (4636, 17355), (4758, 16910), (4940, 16287), (5073, 15860), (5340, 15067), (5429, 14820), (5785, 13908), (5795, 13884), (6764, 11895), (6942, 11590), (6954, 11570), (7410, 10858), (7930, 10146), (8455, 9516)]