666428040

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{691}}^1$

素因数の和:777

約数の個数: 256

約数和(自身を含む): 2391552000

約数和(自身を除く): 1725123960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 27, 30, 36, 38, 40, 45, 47, 54, 57, 60, 72, 76, 90, 94, 95, 108, 114, 120, 135, 141, 152, 171, 180, 188, 190, 216, 228, 235, 270, 282, 285, 342, 360, 376, 380, 423, 456, 470, 513, 540, 564, 570, 684, 691, 705, 760, 846, 855, 893, 940, 1026, 1080, 1128, 1140, 1269, 1368, 1382, 1410, 1692, 1710, 1786, 1880, 2052, 2073, 2115, 2280, 2538, 2565, 2679, 2764, 2820, 3384, 3420, 3455, 3572, 4104, 4146, 4230, 4465, 5076, 5130, 5358, 5528, 5640, 6219, 6345, 6840, 6910, 7144, 8037, 8292, 8460, 8930, 10152, 10260, 10365, 10716, 12438, 12690, 13129, 13395, 13820, 16074, 16584, 16920, 17860, 18657, 20520, 20730, 21432, 24111, 24876, 25380, 26258, 26790, 27640, 31095, 32148, 32477, 35720, 37314, 39387, 40185, 41460, 48222, 49752, 50760, 52516, 53580, 62190, 64296, 64954, 65645, 74628, 78774, 80370, 82920, 93285, 96444, 97431, 105032, 107160, 118161, 120555, 124380, 129908, 131290, 149256, 157548, 160740, 162385, 186570, 192888, 194862, 196935, 236322, 241110, 248760, 259816, 262580, 292293, 315096, 321480, 324770, 354483, 373140, 389724, 393870, 472644, 482220, 487155, 525160, 584586, 590805, 617063, 649540, 708966, 746280, 779448, 787740, 876879, 945288, 964440, 974310, 1169172, 1181610, 1234126, 1299080, 1417932, 1461465, 1575480, 1753758, 1772415, 1851189, 1948620, 2338344, 2363220, 2468252, 2835864, 2922930, 3085315, 3507516, 3544830, 3702378, 3897240, 4384395, 4726440, 4936504, 5553567, 5845860, 6170630, 7015032, 7089660, 7404756, 8768790, 9255945, 11107134, 11691720, 12341260, 14179320, 14809512, 16660701, 17537580, 18511890, 22214268, 24682520, 27767835, 33321402, 35075160, 37023780, 44428536, 55535670, 66642804, 74047560, 83303505, 111071340, 133285608, 166607010, 222142680, 333214020, 666428040]

約数ペア:

[(1, 666428040), (2, 333214020), (3, 222142680), (4, 166607010), (5, 133285608), (6, 111071340), (8, 83303505), (9, 74047560), (10, 66642804), (12, 55535670), (15, 44428536), (18, 37023780), (19, 35075160), (20, 33321402), (24, 27767835), (27, 24682520), (30, 22214268), (36, 18511890), (38, 17537580), (40, 16660701), (45, 14809512), (47, 14179320), (54, 12341260), (57, 11691720), (60, 11107134), (72, 9255945), (76, 8768790), (90, 7404756), (94, 7089660), (95, 7015032), (108, 6170630), (114, 5845860), (120, 5553567), (135, 4936504), (141, 4726440), (152, 4384395), (171, 3897240), (180, 3702378), (188, 3544830), (190, 3507516), (216, 3085315), (228, 2922930), (235, 2835864), (270, 2468252), (282, 2363220), (285, 2338344), (342, 1948620), (360, 1851189), (376, 1772415), (380, 1753758), (423, 1575480), (456, 1461465), (470, 1417932), (513, 1299080), (540, 1234126), (564, 1181610), (570, 1169172), (684, 974310), (691, 964440), (705, 945288), (760, 876879), (846, 787740), (855, 779448), (893, 746280), (940, 708966), (1026, 649540), (1080, 617063), (1128, 590805), (1140, 584586), (1269, 525160), (1368, 487155), (1382, 482220), (1410, 472644), (1692, 393870), (1710, 389724), (1786, 373140), (1880, 354483), (2052, 324770), (2073, 321480), (2115, 315096), (2280, 292293), (2538, 262580), (2565, 259816), (2679, 248760), (2764, 241110), (2820, 236322), (3384, 196935), (3420, 194862), (3455, 192888), (3572, 186570), (4104, 162385), (4146, 160740), (4230, 157548), (4465, 149256), (5076, 131290), (5130, 129908), (5358, 124380), (5528, 120555), (5640, 118161), (6219, 107160), (6345, 105032), (6840, 97431), (6910, 96444), (7144, 93285), (8037, 82920), (8292, 80370), (8460, 78774), (8930, 74628), (10152, 65645), (10260, 64954), (10365, 64296), (10716, 62190), (12438, 53580), (12690, 52516), (13129, 50760), (13395, 49752), (13820, 48222), (16074, 41460), (16584, 40185), (16920, 39387), (17860, 37314), (18657, 35720), (20520, 32477), (20730, 32148), (21432, 31095), (24111, 27640), (24876, 26790), (25380, 26258)]