18572520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1$

素因数の和:187

約数の個数: 128

約数和(自身を含む): 59097600

約数和(自身を除く): 40525080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 37, 40, 47, 60, 74, 89, 94, 111, 120, 141, 148, 178, 185, 188, 222, 235, 267, 282, 296, 356, 370, 376, 444, 445, 470, 534, 555, 564, 705, 712, 740, 888, 890, 940, 1068, 1110, 1128, 1335, 1410, 1480, 1739, 1780, 1880, 2136, 2220, 2670, 2820, 3293, 3478, 3560, 4183, 4440, 5217, 5340, 5640, 6586, 6956, 8366, 8695, 9879, 10434, 10680, 12549, 13172, 13912, 16465, 16732, 17390, 19758, 20868, 20915, 25098, 26085, 26344, 32930, 33464, 34780, 39516, 41736, 41830, 49395, 50196, 52170, 62745, 65860, 69560, 79032, 83660, 98790, 100392, 104340, 125490, 131720, 154771, 167320, 197580, 208680, 250980, 309542, 395160, 464313, 501960, 619084, 773855, 928626, 1238168, 1547710, 1857252, 2321565, 3095420, 3714504, 4643130, 6190840, 9286260, 18572520]

約数ペア:

[(1, 18572520), (2, 9286260), (3, 6190840), (4, 4643130), (5, 3714504), (6, 3095420), (8, 2321565), (10, 1857252), (12, 1547710), (15, 1238168), (20, 928626), (24, 773855), (30, 619084), (37, 501960), (40, 464313), (47, 395160), (60, 309542), (74, 250980), (89, 208680), (94, 197580), (111, 167320), (120, 154771), (141, 131720), (148, 125490), (178, 104340), (185, 100392), (188, 98790), (222, 83660), (235, 79032), (267, 69560), (282, 65860), (296, 62745), (356, 52170), (370, 50196), (376, 49395), (444, 41830), (445, 41736), (470, 39516), (534, 34780), (555, 33464), (564, 32930), (705, 26344), (712, 26085), (740, 25098), (888, 20915), (890, 20868), (940, 19758), (1068, 17390), (1110, 16732), (1128, 16465), (1335, 13912), (1410, 13172), (1480, 12549), (1739, 10680), (1780, 10434), (1880, 9879), (2136, 8695), (2220, 8366), (2670, 6956), (2820, 6586), (3293, 5640), (3478, 5340), (3560, 5217), (4183, 4440)]