87713880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1$

素因数の和:154

約数の個数: 256

約数和(自身を含む): 306892800

約数和(自身を除く): 219178920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 19, 20, 24, 30, 31, 34, 38, 40, 51, 57, 60, 62, 68, 73, 76, 85, 93, 95, 102, 114, 120, 124, 136, 146, 152, 155, 170, 186, 190, 204, 219, 228, 248, 255, 285, 292, 310, 323, 340, 365, 372, 380, 408, 438, 456, 465, 510, 527, 570, 584, 589, 620, 646, 680, 730, 744, 760, 876, 930, 969, 1020, 1054, 1095, 1140, 1178, 1240, 1241, 1292, 1387, 1460, 1581, 1615, 1752, 1767, 1860, 1938, 2040, 2108, 2190, 2263, 2280, 2356, 2482, 2584, 2635, 2774, 2920, 2945, 3162, 3230, 3534, 3720, 3723, 3876, 4161, 4216, 4380, 4526, 4712, 4845, 4964, 5270, 5548, 5890, 6205, 6324, 6460, 6789, 6935, 7068, 7446, 7752, 7905, 8322, 8760, 8835, 9052, 9690, 9928, 10013, 10540, 11096, 11315, 11780, 12410, 12648, 12920, 13578, 13870, 14136, 14892, 15810, 16644, 17670, 18104, 18615, 19380, 20026, 20805, 21080, 22630, 23560, 23579, 24820, 27156, 27740, 29784, 30039, 31620, 33288, 33945, 35340, 37230, 38471, 38760, 40052, 41610, 42997, 45260, 47158, 49640, 50065, 54312, 55480, 60078, 63240, 67890, 70680, 70737, 74460, 76942, 80104, 83220, 85994, 90520, 94316, 100130, 115413, 117895, 120156, 128991, 135780, 141474, 148920, 150195, 153884, 166440, 171988, 188632, 192355, 200260, 214985, 230826, 235790, 240312, 257982, 271560, 282948, 300390, 307768, 343976, 353685, 384710, 400520, 429970, 461652, 471580, 515964, 565896, 577065, 600780, 644955, 707370, 730949, 769420, 859940, 923304, 943160, 1031928, 1154130, 1201560, 1289910, 1414740, 1461898, 1538840, 1719880, 2192847, 2308260, 2579820, 2829480, 2923796, 3654745, 4385694, 4616520, 5159640, 5847592, 7309490, 8771388, 10964235, 14618980, 17542776, 21928470, 29237960, 43856940, 87713880]

約数ペア:

[(1, 87713880), (2, 43856940), (3, 29237960), (4, 21928470), (5, 17542776), (6, 14618980), (8, 10964235), (10, 8771388), (12, 7309490), (15, 5847592), (17, 5159640), (19, 4616520), (20, 4385694), (24, 3654745), (30, 2923796), (31, 2829480), (34, 2579820), (38, 2308260), (40, 2192847), (51, 1719880), (57, 1538840), (60, 1461898), (62, 1414740), (68, 1289910), (73, 1201560), (76, 1154130), (85, 1031928), (93, 943160), (95, 923304), (102, 859940), (114, 769420), (120, 730949), (124, 707370), (136, 644955), (146, 600780), (152, 577065), (155, 565896), (170, 515964), (186, 471580), (190, 461652), (204, 429970), (219, 400520), (228, 384710), (248, 353685), (255, 343976), (285, 307768), (292, 300390), (310, 282948), (323, 271560), (340, 257982), (365, 240312), (372, 235790), (380, 230826), (408, 214985), (438, 200260), (456, 192355), (465, 188632), (510, 171988), (527, 166440), (570, 153884), (584, 150195), (589, 148920), (620, 141474), (646, 135780), (680, 128991), (730, 120156), (744, 117895), (760, 115413), (876, 100130), (930, 94316), (969, 90520), (1020, 85994), (1054, 83220), (1095, 80104), (1140, 76942), (1178, 74460), (1240, 70737), (1241, 70680), (1292, 67890), (1387, 63240), (1460, 60078), (1581, 55480), (1615, 54312), (1752, 50065), (1767, 49640), (1860, 47158), (1938, 45260), (2040, 42997), (2108, 41610), (2190, 40052), (2263, 38760), (2280, 38471), (2356, 37230), (2482, 35340), (2584, 33945), (2635, 33288), (2774, 31620), (2920, 30039), (2945, 29784), (3162, 27740), (3230, 27156), (3534, 24820), (3720, 23579), (3723, 23560), (3876, 22630), (4161, 21080), (4216, 20805), (4380, 20026), (4526, 19380), (4712, 18615), (4845, 18104), (4964, 17670), (5270, 16644), (5548, 15810), (5890, 14892), (6205, 14136), (6324, 13870), (6460, 13578), (6789, 12920), (6935, 12648), (7068, 12410), (7446, 11780), (7752, 11315), (7905, 11096), (8322, 10540), (8760, 10013), (8835, 9928), (9052, 9690)]