40228890

素因数分解:

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

素因数の和:192

約数の個数: 128

約数和(自身を含む): 112492800

約数和(自身を除く): 72263910

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 19, 26, 30, 38, 39, 57, 61, 65, 78, 89, 95, 114, 122, 130, 178, 183, 190, 195, 247, 267, 285, 305, 366, 390, 445, 494, 534, 570, 610, 741, 793, 890, 915, 1157, 1159, 1235, 1335, 1482, 1586, 1691, 1830, 2314, 2318, 2379, 2470, 2670, 3382, 3471, 3477, 3705, 3965, 4758, 5073, 5429, 5785, 5795, 6942, 6954, 7410, 7930, 8455, 10146, 10858, 11570, 11590, 11895, 15067, 16287, 16910, 17355, 17385, 21983, 23790, 25365, 27145, 30134, 32574, 34710, 34770, 43966, 45201, 50730, 54290, 65949, 70577, 75335, 81435, 90402, 103151, 109915, 131898, 141154, 150670, 162870, 206302, 211731, 219830, 226005, 309453, 329745, 352885, 423462, 452010, 515755, 618906, 659490, 705770, 1031510, 1058655, 1340963, 1547265, 2117310, 2681926, 3094530, 4022889, 6704815, 8045778, 13409630, 20114445, 40228890]

約数ペア:

[(1, 40228890), (2, 20114445), (3, 13409630), (5, 8045778), (6, 6704815), (10, 4022889), (13, 3094530), (15, 2681926), (19, 2117310), (26, 1547265), (30, 1340963), (38, 1058655), (39, 1031510), (57, 705770), (61, 659490), (65, 618906), (78, 515755), (89, 452010), (95, 423462), (114, 352885), (122, 329745), (130, 309453), (178, 226005), (183, 219830), (190, 211731), (195, 206302), (247, 162870), (267, 150670), (285, 141154), (305, 131898), (366, 109915), (390, 103151), (445, 90402), (494, 81435), (534, 75335), (570, 70577), (610, 65949), (741, 54290), (793, 50730), (890, 45201), (915, 43966), (1157, 34770), (1159, 34710), (1235, 32574), (1335, 30134), (1482, 27145), (1586, 25365), (1691, 23790), (1830, 21983), (2314, 17385), (2318, 17355), (2379, 16910), (2470, 16287), (2670, 15067), (3382, 11895), (3471, 11590), (3477, 11570), (3705, 10858), (3965, 10146), (4758, 8455), (5073, 7930), (5429, 7410), (5785, 6954), (5795, 6942)]