288927720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{223}}^1$

素因数の和:360

約数の個数: 192

約数和(自身を含む): 974937600

約数和(自身を除く): 686009880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 59, 60, 61, 72, 90, 118, 120, 122, 177, 180, 183, 223, 236, 244, 295, 305, 354, 360, 366, 446, 472, 488, 531, 549, 590, 610, 669, 708, 732, 885, 892, 915, 1062, 1098, 1115, 1180, 1220, 1338, 1416, 1464, 1770, 1784, 1830, 2007, 2124, 2196, 2230, 2360, 2440, 2655, 2676, 2745, 3345, 3540, 3599, 3660, 4014, 4248, 4392, 4460, 5310, 5352, 5490, 6690, 7080, 7198, 7320, 8028, 8920, 10035, 10620, 10797, 10980, 13157, 13380, 13603, 14396, 16056, 17995, 20070, 21240, 21594, 21960, 26314, 26760, 27206, 28792, 32391, 35990, 39471, 40140, 40809, 43188, 52628, 53985, 54412, 64782, 65785, 68015, 71980, 78942, 80280, 81618, 86376, 105256, 107970, 108824, 118413, 122427, 129564, 131570, 136030, 143960, 157884, 161955, 163236, 197355, 204045, 215940, 236826, 244854, 259128, 263140, 272060, 315768, 323910, 326472, 394710, 408090, 431880, 473652, 489708, 526280, 544120, 592065, 612135, 647820, 789420, 802577, 816180, 947304, 979416, 1184130, 1224270, 1295640, 1578840, 1605154, 1632360, 2368260, 2407731, 2448540, 3210308, 4012885, 4736520, 4815462, 4897080, 6420616, 7223193, 8025770, 9630924, 12038655, 14446386, 16051540, 19261848, 24077310, 28892772, 32103080, 36115965, 48154620, 57785544, 72231930, 96309240, 144463860, 288927720]

約数ペア:

[(1, 288927720), (2, 144463860), (3, 96309240), (4, 72231930), (5, 57785544), (6, 48154620), (8, 36115965), (9, 32103080), (10, 28892772), (12, 24077310), (15, 19261848), (18, 16051540), (20, 14446386), (24, 12038655), (30, 9630924), (36, 8025770), (40, 7223193), (45, 6420616), (59, 4897080), (60, 4815462), (61, 4736520), (72, 4012885), (90, 3210308), (118, 2448540), (120, 2407731), (122, 2368260), (177, 1632360), (180, 1605154), (183, 1578840), (223, 1295640), (236, 1224270), (244, 1184130), (295, 979416), (305, 947304), (354, 816180), (360, 802577), (366, 789420), (446, 647820), (472, 612135), (488, 592065), (531, 544120), (549, 526280), (590, 489708), (610, 473652), (669, 431880), (708, 408090), (732, 394710), (885, 326472), (892, 323910), (915, 315768), (1062, 272060), (1098, 263140), (1115, 259128), (1180, 244854), (1220, 236826), (1338, 215940), (1416, 204045), (1464, 197355), (1770, 163236), (1784, 161955), (1830, 157884), (2007, 143960), (2124, 136030), (2196, 131570), (2230, 129564), (2360, 122427), (2440, 118413), (2655, 108824), (2676, 107970), (2745, 105256), (3345, 86376), (3540, 81618), (3599, 80280), (3660, 78942), (4014, 71980), (4248, 68015), (4392, 65785), (4460, 64782), (5310, 54412), (5352, 53985), (5490, 52628), (6690, 43188), (7080, 40809), (7198, 40140), (7320, 39471), (8028, 35990), (8920, 32391), (10035, 28792), (10620, 27206), (10797, 26760), (10980, 26314), (13157, 21960), (13380, 21594), (13603, 21240), (14396, 20070), (16056, 17995)]