663780240

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{73}}^2\times {\mathrm{173}}^1$

素因数の和:338

約数の個数: 180

約数和(自身を含む): 2273214996

約数和(自身を除く): 1609434756

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 73, 80, 90, 120, 144, 146, 173, 180, 219, 240, 292, 346, 360, 365, 438, 519, 584, 657, 692, 720, 730, 865, 876, 1038, 1095, 1168, 1314, 1384, 1460, 1557, 1730, 1752, 2076, 2190, 2595, 2628, 2768, 2920, 3114, 3285, 3460, 3504, 4152, 4380, 5190, 5256, 5329, 5840, 6228, 6570, 6920, 7785, 8304, 8760, 10380, 10512, 10658, 12456, 12629, 13140, 13840, 15570, 15987, 17520, 20760, 21316, 24912, 25258, 26280, 26645, 31140, 31974, 37887, 41520, 42632, 47961, 50516, 52560, 53290, 62280, 63145, 63948, 75774, 79935, 85264, 95922, 101032, 106580, 113661, 124560, 126290, 127896, 151548, 159870, 189435, 191844, 202064, 213160, 227322, 239805, 252580, 255792, 303096, 319740, 378870, 383688, 426320, 454644, 479610, 505160, 568305, 606192, 639480, 757740, 767376, 909288, 921917, 959220, 1010320, 1136610, 1278960, 1515480, 1818576, 1843834, 1918440, 2273220, 2765751, 3030960, 3687668, 3836880, 4546440, 4609585, 5531502, 7375336, 8297253, 9092880, 9219170, 11063004, 13828755, 14750672, 16594506, 18438340, 22126008, 27657510, 33189012, 36876680, 41486265, 44252016, 55315020, 66378024, 73753360, 82972530, 110630040, 132756048, 165945060, 221260080, 331890120, 663780240]

約数ペア:

[(1, 663780240), (2, 331890120), (3, 221260080), (4, 165945060), (5, 132756048), (6, 110630040), (8, 82972530), (9, 73753360), (10, 66378024), (12, 55315020), (15, 44252016), (16, 41486265), (18, 36876680), (20, 33189012), (24, 27657510), (30, 22126008), (36, 18438340), (40, 16594506), (45, 14750672), (48, 13828755), (60, 11063004), (72, 9219170), (73, 9092880), (80, 8297253), (90, 7375336), (120, 5531502), (144, 4609585), (146, 4546440), (173, 3836880), (180, 3687668), (219, 3030960), (240, 2765751), (292, 2273220), (346, 1918440), (360, 1843834), (365, 1818576), (438, 1515480), (519, 1278960), (584, 1136610), (657, 1010320), (692, 959220), (720, 921917), (730, 909288), (865, 767376), (876, 757740), (1038, 639480), (1095, 606192), (1168, 568305), (1314, 505160), (1384, 479610), (1460, 454644), (1557, 426320), (1730, 383688), (1752, 378870), (2076, 319740), (2190, 303096), (2595, 255792), (2628, 252580), (2768, 239805), (2920, 227322), (3114, 213160), (3285, 202064), (3460, 191844), (3504, 189435), (4152, 159870), (4380, 151548), (5190, 127896), (5256, 126290), (5329, 124560), (5840, 113661), (6228, 106580), (6570, 101032), (6920, 95922), (7785, 85264), (8304, 79935), (8760, 75774), (10380, 63948), (10512, 63145), (10658, 62280), (12456, 53290), (12629, 52560), (13140, 50516), (13840, 47961), (15570, 42632), (15987, 41520), (17520, 37887), (20760, 31974), (21316, 31140), (24912, 26645), (25258, 26280)]