87765480

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{599}}^1$

素因数の和:664

約数の個数: 192

約数和(自身を含む): 320112000

約数和(自身を除く): 232346520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 37, 40, 44, 45, 55, 60, 66, 72, 74, 88, 90, 99, 110, 111, 120, 132, 148, 165, 180, 185, 198, 220, 222, 264, 296, 330, 333, 360, 370, 396, 407, 440, 444, 495, 555, 599, 660, 666, 740, 792, 814, 888, 990, 1110, 1198, 1221, 1320, 1332, 1480, 1628, 1665, 1797, 1980, 2035, 2220, 2396, 2442, 2664, 2995, 3256, 3330, 3594, 3663, 3960, 4070, 4440, 4792, 4884, 5391, 5990, 6105, 6589, 6660, 7188, 7326, 8140, 8985, 9768, 10782, 11980, 12210, 13178, 13320, 14376, 14652, 16280, 17970, 18315, 19767, 21564, 22163, 23960, 24420, 26356, 26955, 29304, 32945, 35940, 36630, 39534, 43128, 44326, 48840, 52712, 53910, 59301, 65890, 66489, 71880, 73260, 79068, 88652, 98835, 107820, 110815, 118602, 131780, 132978, 146520, 158136, 177304, 197670, 199467, 215640, 221630, 237204, 243793, 263560, 265956, 296505, 332445, 395340, 398934, 443260, 474408, 487586, 531912, 593010, 664890, 731379, 790680, 797868, 886520, 975172, 997335, 1186020, 1218965, 1329780, 1462758, 1595736, 1950344, 1994670, 2194137, 2372040, 2437930, 2659560, 2925516, 3656895, 3989340, 4388274, 4875860, 5851032, 7313790, 7978680, 8776548, 9751720, 10970685, 14627580, 17553096, 21941370, 29255160, 43882740, 87765480]

約数ペア:

[(1, 87765480), (2, 43882740), (3, 29255160), (4, 21941370), (5, 17553096), (6, 14627580), (8, 10970685), (9, 9751720), (10, 8776548), (11, 7978680), (12, 7313790), (15, 5851032), (18, 4875860), (20, 4388274), (22, 3989340), (24, 3656895), (30, 2925516), (33, 2659560), (36, 2437930), (37, 2372040), (40, 2194137), (44, 1994670), (45, 1950344), (55, 1595736), (60, 1462758), (66, 1329780), (72, 1218965), (74, 1186020), (88, 997335), (90, 975172), (99, 886520), (110, 797868), (111, 790680), (120, 731379), (132, 664890), (148, 593010), (165, 531912), (180, 487586), (185, 474408), (198, 443260), (220, 398934), (222, 395340), (264, 332445), (296, 296505), (330, 265956), (333, 263560), (360, 243793), (370, 237204), (396, 221630), (407, 215640), (440, 199467), (444, 197670), (495, 177304), (555, 158136), (599, 146520), (660, 132978), (666, 131780), (740, 118602), (792, 110815), (814, 107820), (888, 98835), (990, 88652), (1110, 79068), (1198, 73260), (1221, 71880), (1320, 66489), (1332, 65890), (1480, 59301), (1628, 53910), (1665, 52712), (1797, 48840), (1980, 44326), (2035, 43128), (2220, 39534), (2396, 36630), (2442, 35940), (2664, 32945), (2995, 29304), (3256, 26955), (3330, 26356), (3594, 24420), (3663, 23960), (3960, 22163), (4070, 21564), (4440, 19767), (4792, 18315), (4884, 17970), (5391, 16280), (5990, 14652), (6105, 14376), (6589, 13320), (6660, 13178), (7188, 12210), (7326, 11980), (8140, 10782), (8985, 9768)]