1222704720

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{9931}}^1$

素因数の和:9975

約数の個数: 200

約数和(自身を含む): 4470591840

約数和(自身を除く): 3247887120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 27, 30, 36, 38, 40, 45, 48, 54, 57, 60, 72, 76, 80, 81, 90, 95, 108, 114, 120, 135, 144, 152, 162, 171, 180, 190, 216, 228, 240, 270, 285, 304, 324, 342, 360, 380, 405, 432, 456, 513, 540, 570, 648, 684, 720, 760, 810, 855, 912, 1026, 1080, 1140, 1296, 1368, 1520, 1539, 1620, 1710, 2052, 2160, 2280, 2565, 2736, 3078, 3240, 3420, 4104, 4560, 5130, 6156, 6480, 6840, 7695, 8208, 9931, 10260, 12312, 13680, 15390, 19862, 20520, 24624, 29793, 30780, 39724, 41040, 49655, 59586, 61560, 79448, 89379, 99310, 119172, 123120, 148965, 158896, 178758, 188689, 198620, 238344, 268137, 297930, 357516, 377378, 397240, 446895, 476688, 536274, 566067, 595860, 715032, 754756, 794480, 804411, 893790, 943445, 1072548, 1132134, 1191720, 1340685, 1430064, 1509512, 1608822, 1698201, 1787580, 1886890, 2145096, 2264268, 2383440, 2681370, 2830335, 3019024, 3217644, 3396402, 3575160, 3773780, 4022055, 4290192, 4528536, 5094603, 5362740, 5660670, 6435288, 6792804, 7150320, 7547560, 8044110, 8491005, 9057072, 10189206, 10725480, 11321340, 12870576, 13585608, 15095120, 15283809, 16088220, 16982010, 20378412, 21450960, 22642680, 25473015, 27171216, 30567618, 32176440, 33964020, 40756824, 45285360, 50946030, 61135236, 64352880, 67928040, 76419045, 81513648, 101892060, 122270472, 135856080, 152838090, 203784120, 244540944, 305676180, 407568240, 611352360, 1222704720]

約数ペア:

[(1, 1222704720), (2, 611352360), (3, 407568240), (4, 305676180), (5, 244540944), (6, 203784120), (8, 152838090), (9, 135856080), (10, 122270472), (12, 101892060), (15, 81513648), (16, 76419045), (18, 67928040), (19, 64352880), (20, 61135236), (24, 50946030), (27, 45285360), (30, 40756824), (36, 33964020), (38, 32176440), (40, 30567618), (45, 27171216), (48, 25473015), (54, 22642680), (57, 21450960), (60, 20378412), (72, 16982010), (76, 16088220), (80, 15283809), (81, 15095120), (90, 13585608), (95, 12870576), (108, 11321340), (114, 10725480), (120, 10189206), (135, 9057072), (144, 8491005), (152, 8044110), (162, 7547560), (171, 7150320), (180, 6792804), (190, 6435288), (216, 5660670), (228, 5362740), (240, 5094603), (270, 4528536), (285, 4290192), (304, 4022055), (324, 3773780), (342, 3575160), (360, 3396402), (380, 3217644), (405, 3019024), (432, 2830335), (456, 2681370), (513, 2383440), (540, 2264268), (570, 2145096), (648, 1886890), (684, 1787580), (720, 1698201), (760, 1608822), (810, 1509512), (855, 1430064), (912, 1340685), (1026, 1191720), (1080, 1132134), (1140, 1072548), (1296, 943445), (1368, 893790), (1520, 804411), (1539, 794480), (1620, 754756), (1710, 715032), (2052, 595860), (2160, 566067), (2280, 536274), (2565, 476688), (2736, 446895), (3078, 397240), (3240, 377378), (3420, 357516), (4104, 297930), (4560, 268137), (5130, 238344), (6156, 198620), (6480, 188689), (6840, 178758), (7695, 158896), (8208, 148965), (9931, 123120), (10260, 119172), (12312, 99310), (13680, 89379), (15390, 79448), (19862, 61560), (20520, 59586), (24624, 49655), (29793, 41040), (30780, 39724)]