388674900

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{13931}}^1$

素因数の和:13982

約数の個数: 108

約数和(自身を含む): 1257669504

約数和(自身を除く): 868994604

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 31, 36, 45, 50, 60, 62, 75, 90, 93, 100, 124, 150, 155, 180, 186, 225, 279, 300, 310, 372, 450, 465, 558, 620, 775, 900, 930, 1116, 1395, 1550, 1860, 2325, 2790, 3100, 4650, 5580, 6975, 9300, 13931, 13950, 27862, 27900, 41793, 55724, 69655, 83586, 125379, 139310, 167172, 208965, 250758, 278620, 348275, 417930, 431861, 501516, 626895, 696550, 835860, 863722, 1044825, 1253790, 1295583, 1393100, 1727444, 2089650, 2159305, 2507580, 2591166, 3134475, 3886749, 4179300, 4318610, 5182332, 6268950, 6477915, 7773498, 8637220, 10796525, 12537900, 12955830, 15546996, 19433745, 21593050, 25911660, 32389575, 38867490, 43186100, 64779150, 77734980, 97168725, 129558300, 194337450, 388674900]

約数ペア:

[(1, 388674900), (2, 194337450), (3, 129558300), (4, 97168725), (5, 77734980), (6, 64779150), (9, 43186100), (10, 38867490), (12, 32389575), (15, 25911660), (18, 21593050), (20, 19433745), (25, 15546996), (30, 12955830), (31, 12537900), (36, 10796525), (45, 8637220), (50, 7773498), (60, 6477915), (62, 6268950), (75, 5182332), (90, 4318610), (93, 4179300), (100, 3886749), (124, 3134475), (150, 2591166), (155, 2507580), (180, 2159305), (186, 2089650), (225, 1727444), (279, 1393100), (300, 1295583), (310, 1253790), (372, 1044825), (450, 863722), (465, 835860), (558, 696550), (620, 626895), (775, 501516), (900, 431861), (930, 417930), (1116, 348275), (1395, 278620), (1550, 250758), (1860, 208965), (2325, 167172), (2790, 139310), (3100, 125379), (4650, 83586), (5580, 69655), (6975, 55724), (9300, 41793), (13931, 27900), (13950, 27862)]