289441440

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{149}}^1$

素因数の和:260

約数の個数: 288

約数和(自身を含む): 1061424000

約数和(自身を除く): 771982560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 32, 36, 38, 40, 45, 48, 57, 60, 71, 72, 76, 80, 90, 95, 96, 114, 120, 142, 144, 149, 152, 160, 171, 180, 190, 213, 228, 240, 284, 285, 288, 298, 304, 342, 355, 360, 380, 426, 447, 456, 480, 568, 570, 596, 608, 639, 684, 710, 720, 745, 760, 852, 855, 894, 912, 1065, 1136, 1140, 1192, 1278, 1341, 1349, 1368, 1420, 1440, 1490, 1520, 1704, 1710, 1788, 1824, 2130, 2235, 2272, 2280, 2384, 2556, 2682, 2698, 2736, 2831, 2840, 2980, 3040, 3195, 3408, 3420, 3576, 4047, 4260, 4470, 4560, 4768, 5112, 5364, 5396, 5472, 5662, 5680, 5960, 6390, 6705, 6745, 6816, 6840, 7152, 8094, 8493, 8520, 8940, 9120, 10224, 10579, 10728, 10792, 11324, 11360, 11920, 12141, 12780, 13410, 13490, 13680, 14155, 14304, 16188, 16986, 17040, 17880, 20235, 20448, 21158, 21456, 21584, 22648, 23840, 24282, 25479, 25560, 26820, 26980, 27360, 28310, 31737, 32376, 33972, 34080, 35760, 40470, 42316, 42465, 42912, 43168, 45296, 48564, 50958, 51120, 52895, 53640, 53960, 56620, 60705, 63474, 64752, 67944, 71520, 80940, 84632, 84930, 90592, 95211, 97128, 101916, 102240, 105790, 107280, 107920, 113240, 121410, 126948, 127395, 129504, 135888, 158685, 161880, 169264, 169860, 190422, 194256, 201001, 203832, 211580, 214560, 215840, 226480, 242820, 253896, 254790, 271776, 317370, 323760, 338528, 339720, 380844, 388512, 402002, 407664, 423160, 452960, 476055, 485640, 507792, 509580, 603003, 634740, 647520, 679440, 761688, 804004, 815328, 846320, 952110, 971280, 1005005, 1015584, 1019160, 1206006, 1269480, 1358880, 1523376, 1608008, 1692640, 1809009, 1904220, 1942560, 2010010, 2038320, 2412012, 2538960, 3015015, 3046752, 3216016, 3618018, 3808440, 4020020, 4076640, 4824024, 5077920, 6030030, 6432032, 7236036, 7616880, 8040040, 9045045, 9648048, 12060060, 14472072, 15233760, 16080080, 18090090, 19296096, 24120120, 28944144, 32160160, 36180180, 48240240, 57888288, 72360360, 96480480, 144720720, 289441440]

約数ペア:

[(1, 289441440), (2, 144720720), (3, 96480480), (4, 72360360), (5, 57888288), (6, 48240240), (8, 36180180), (9, 32160160), (10, 28944144), (12, 24120120), (15, 19296096), (16, 18090090), (18, 16080080), (19, 15233760), (20, 14472072), (24, 12060060), (30, 9648048), (32, 9045045), (36, 8040040), (38, 7616880), (40, 7236036), (45, 6432032), (48, 6030030), (57, 5077920), (60, 4824024), (71, 4076640), (72, 4020020), (76, 3808440), (80, 3618018), (90, 3216016), (95, 3046752), (96, 3015015), (114, 2538960), (120, 2412012), (142, 2038320), (144, 2010010), (149, 1942560), (152, 1904220), (160, 1809009), (171, 1692640), (180, 1608008), (190, 1523376), (213, 1358880), (228, 1269480), (240, 1206006), (284, 1019160), (285, 1015584), (288, 1005005), (298, 971280), (304, 952110), (342, 846320), (355, 815328), (360, 804004), (380, 761688), (426, 679440), (447, 647520), (456, 634740), (480, 603003), (568, 509580), (570, 507792), (596, 485640), (608, 476055), (639, 452960), (684, 423160), (710, 407664), (720, 402002), (745, 388512), (760, 380844), (852, 339720), (855, 338528), (894, 323760), (912, 317370), (1065, 271776), (1136, 254790), (1140, 253896), (1192, 242820), (1278, 226480), (1341, 215840), (1349, 214560), (1368, 211580), (1420, 203832), (1440, 201001), (1490, 194256), (1520, 190422), (1704, 169860), (1710, 169264), (1788, 161880), (1824, 158685), (2130, 135888), (2235, 129504), (2272, 127395), (2280, 126948), (2384, 121410), (2556, 113240), (2682, 107920), (2698, 107280), (2736, 105790), (2831, 102240), (2840, 101916), (2980, 97128), (3040, 95211), (3195, 90592), (3408, 84930), (3420, 84632), (3576, 80940), (4047, 71520), (4260, 67944), (4470, 64752), (4560, 63474), (4768, 60705), (5112, 56620), (5364, 53960), (5396, 53640), (5472, 52895), (5662, 51120), (5680, 50958), (5960, 48564), (6390, 45296), (6705, 43168), (6745, 42912), (6816, 42465), (6840, 42316), (7152, 40470), (8094, 35760), (8493, 34080), (8520, 33972), (8940, 32376), (9120, 31737), (10224, 28310), (10579, 27360), (10728, 26980), (10792, 26820), (11324, 25560), (11360, 25479), (11920, 24282), (12141, 23840), (12780, 22648), (13410, 21584), (13490, 21456), (13680, 21158), (14155, 20448), (14304, 20235), (16188, 17880), (16986, 17040)]