1440898440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{521}}^1\times {\mathrm{1213}}^1$

素因数の和:1767

約数の個数: 128

約数和(自身を含む): 4562697600

約数和(自身を除く): 3121799160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 380, 456, 521, 570, 760, 1042, 1140, 1213, 1563, 2084, 2280, 2426, 2605, 3126, 3639, 4168, 4852, 5210, 6065, 6252, 7278, 7815, 9704, 9899, 10420, 12130, 12504, 14556, 15630, 18195, 19798, 20840, 23047, 24260, 29112, 29697, 31260, 36390, 39596, 46094, 48520, 49495, 59394, 62520, 69141, 72780, 79192, 92188, 98990, 115235, 118788, 138282, 145560, 148485, 184376, 197980, 230470, 237576, 276564, 296970, 345705, 395960, 460940, 553128, 593940, 631973, 691410, 921880, 1187880, 1263946, 1382820, 1895919, 2527892, 2765640, 3159865, 3791838, 5055784, 6319730, 7583676, 9479595, 12007487, 12639460, 15167352, 18959190, 24014974, 25278920, 36022461, 37918380, 48029948, 60037435, 72044922, 75836760, 96059896, 120074870, 144089844, 180112305, 240149740, 288179688, 360224610, 480299480, 720449220, 1440898440]

約数ペア:

[(1, 1440898440), (2, 720449220), (3, 480299480), (4, 360224610), (5, 288179688), (6, 240149740), (8, 180112305), (10, 144089844), (12, 120074870), (15, 96059896), (19, 75836760), (20, 72044922), (24, 60037435), (30, 48029948), (38, 37918380), (40, 36022461), (57, 25278920), (60, 24014974), (76, 18959190), (95, 15167352), (114, 12639460), (120, 12007487), (152, 9479595), (190, 7583676), (228, 6319730), (285, 5055784), (380, 3791838), (456, 3159865), (521, 2765640), (570, 2527892), (760, 1895919), (1042, 1382820), (1140, 1263946), (1213, 1187880), (1563, 921880), (2084, 691410), (2280, 631973), (2426, 593940), (2605, 553128), (3126, 460940), (3639, 395960), (4168, 345705), (4852, 296970), (5210, 276564), (6065, 237576), (6252, 230470), (7278, 197980), (7815, 184376), (9704, 148485), (9899, 145560), (10420, 138282), (12130, 118788), (12504, 115235), (14556, 98990), (15630, 92188), (18195, 79192), (19798, 72780), (20840, 69141), (23047, 62520), (24260, 59394), (29112, 49495), (29697, 48520), (31260, 46094), (36390, 39596)]