31800300

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{797}}^1$

素因数の和:840

約数の個数: 144

約数和(自身を含む): 110826240

約数和(自身を除く): 79025940

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 25, 28, 30, 35, 38, 42, 50, 57, 60, 70, 75, 76, 84, 95, 100, 105, 114, 133, 140, 150, 175, 190, 210, 228, 266, 285, 300, 350, 380, 399, 420, 475, 525, 532, 570, 665, 700, 797, 798, 950, 1050, 1140, 1330, 1425, 1594, 1596, 1900, 1995, 2100, 2391, 2660, 2850, 3188, 3325, 3985, 3990, 4782, 5579, 5700, 6650, 7970, 7980, 9564, 9975, 11158, 11955, 13300, 15143, 15940, 16737, 19925, 19950, 22316, 23910, 27895, 30286, 33474, 39850, 39900, 45429, 47820, 55790, 59775, 60572, 66948, 75715, 79700, 83685, 90858, 106001, 111580, 119550, 139475, 151430, 167370, 181716, 212002, 227145, 239100, 278950, 302860, 318003, 334740, 378575, 418425, 424004, 454290, 530005, 557900, 636006, 757150, 836850, 908580, 1060010, 1135725, 1272012, 1514300, 1590015, 1673700, 2120020, 2271450, 2650025, 3180030, 4542900, 5300050, 6360060, 7950075, 10600100, 15900150, 31800300]

約数ペア:

[(1, 31800300), (2, 15900150), (3, 10600100), (4, 7950075), (5, 6360060), (6, 5300050), (7, 4542900), (10, 3180030), (12, 2650025), (14, 2271450), (15, 2120020), (19, 1673700), (20, 1590015), (21, 1514300), (25, 1272012), (28, 1135725), (30, 1060010), (35, 908580), (38, 836850), (42, 757150), (50, 636006), (57, 557900), (60, 530005), (70, 454290), (75, 424004), (76, 418425), (84, 378575), (95, 334740), (100, 318003), (105, 302860), (114, 278950), (133, 239100), (140, 227145), (150, 212002), (175, 181716), (190, 167370), (210, 151430), (228, 139475), (266, 119550), (285, 111580), (300, 106001), (350, 90858), (380, 83685), (399, 79700), (420, 75715), (475, 66948), (525, 60572), (532, 59775), (570, 55790), (665, 47820), (700, 45429), (797, 39900), (798, 39850), (950, 33474), (1050, 30286), (1140, 27895), (1330, 23910), (1425, 22316), (1594, 19950), (1596, 19925), (1900, 16737), (1995, 15940), (2100, 15143), (2391, 13300), (2660, 11955), (2850, 11158), (3188, 9975), (3325, 9564), (3985, 7980), (3990, 7970), (4782, 6650), (5579, 5700)]