280638540

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{5711}}^1$

素因数の和:5749

約数の個数: 192

約数和(自身を含む): 1074769920

約数和(自身を除く): 794131380

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 27, 28, 30, 35, 36, 39, 42, 45, 52, 54, 60, 63, 65, 70, 78, 84, 90, 91, 105, 108, 117, 126, 130, 135, 140, 156, 180, 182, 189, 195, 210, 234, 252, 260, 270, 273, 315, 351, 364, 378, 390, 420, 455, 468, 540, 546, 585, 630, 702, 756, 780, 819, 910, 945, 1092, 1170, 1260, 1365, 1404, 1638, 1755, 1820, 1890, 2340, 2457, 2730, 3276, 3510, 3780, 4095, 4914, 5460, 5711, 7020, 8190, 9828, 11422, 12285, 16380, 17133, 22844, 24570, 28555, 34266, 39977, 49140, 51399, 57110, 68532, 74243, 79954, 85665, 102798, 114220, 119931, 148486, 154197, 159908, 171330, 199885, 205596, 222729, 239862, 256995, 296972, 308394, 342660, 359793, 371215, 399770, 445458, 479724, 513990, 519701, 599655, 616788, 668187, 719586, 742430, 770985, 799540, 890916, 1027980, 1039402, 1079379, 1113645, 1199310, 1336374, 1439172, 1484860, 1541970, 1559103, 1798965, 2004561, 2078804, 2158758, 2227290, 2398620, 2598505, 2672748, 3083940, 3118206, 3340935, 3597930, 4009122, 4317516, 4454580, 4677309, 5197010, 5396895, 6236412, 6681870, 7195860, 7795515, 8018244, 9354618, 10022805, 10394020, 10793790, 13363740, 14031927, 15591030, 18709236, 20045610, 21587580, 23386545, 28063854, 31182060, 40091220, 46773090, 56127708, 70159635, 93546180, 140319270, 280638540]

約数ペア:

[(1, 280638540), (2, 140319270), (3, 93546180), (4, 70159635), (5, 56127708), (6, 46773090), (7, 40091220), (9, 31182060), (10, 28063854), (12, 23386545), (13, 21587580), (14, 20045610), (15, 18709236), (18, 15591030), (20, 14031927), (21, 13363740), (26, 10793790), (27, 10394020), (28, 10022805), (30, 9354618), (35, 8018244), (36, 7795515), (39, 7195860), (42, 6681870), (45, 6236412), (52, 5396895), (54, 5197010), (60, 4677309), (63, 4454580), (65, 4317516), (70, 4009122), (78, 3597930), (84, 3340935), (90, 3118206), (91, 3083940), (105, 2672748), (108, 2598505), (117, 2398620), (126, 2227290), (130, 2158758), (135, 2078804), (140, 2004561), (156, 1798965), (180, 1559103), (182, 1541970), (189, 1484860), (195, 1439172), (210, 1336374), (234, 1199310), (252, 1113645), (260, 1079379), (270, 1039402), (273, 1027980), (315, 890916), (351, 799540), (364, 770985), (378, 742430), (390, 719586), (420, 668187), (455, 616788), (468, 599655), (540, 519701), (546, 513990), (585, 479724), (630, 445458), (702, 399770), (756, 371215), (780, 359793), (819, 342660), (910, 308394), (945, 296972), (1092, 256995), (1170, 239862), (1260, 222729), (1365, 205596), (1404, 199885), (1638, 171330), (1755, 159908), (1820, 154197), (1890, 148486), (2340, 119931), (2457, 114220), (2730, 102798), (3276, 85665), (3510, 79954), (3780, 74243), (4095, 68532), (4914, 57110), (5460, 51399), (5711, 49140), (7020, 39977), (8190, 34266), (9828, 28555), (11422, 24570), (12285, 22844), (16380, 17133)]