280310040

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{383}}^1$

素因数の和:526

約数の個数: 192

約数和(自身を含む): 970444800

約数和(自身を除く): 690134760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 30, 36, 38, 40, 45, 57, 60, 72, 76, 90, 95, 107, 114, 120, 152, 171, 180, 190, 214, 228, 285, 321, 342, 360, 380, 383, 428, 456, 535, 570, 642, 684, 760, 766, 855, 856, 963, 1070, 1140, 1149, 1284, 1368, 1532, 1605, 1710, 1915, 1926, 2033, 2140, 2280, 2298, 2568, 3064, 3210, 3420, 3447, 3830, 3852, 4066, 4280, 4596, 4815, 5745, 6099, 6420, 6840, 6894, 7277, 7660, 7704, 8132, 9192, 9630, 10165, 11490, 12198, 12840, 13788, 14554, 15320, 16264, 17235, 18297, 19260, 20330, 21831, 22980, 24396, 27576, 29108, 30495, 34470, 36385, 36594, 38520, 40660, 40981, 43662, 45960, 48792, 58216, 60990, 65493, 68940, 72770, 73188, 81320, 81962, 87324, 91485, 109155, 121980, 122943, 130986, 137880, 145540, 146376, 163924, 174648, 182970, 204905, 218310, 243960, 245886, 261972, 291080, 327465, 327848, 365940, 368829, 409810, 436620, 491772, 523944, 614715, 654930, 731880, 737658, 778639, 819620, 873240, 983544, 1229430, 1309860, 1475316, 1557278, 1639240, 1844145, 2335917, 2458860, 2619720, 2950632, 3114556, 3688290, 3893195, 4671834, 4917720, 6229112, 7007751, 7376580, 7786390, 9343668, 11679585, 14015502, 14753160, 15572780, 18687336, 23359170, 28031004, 31145560, 35038755, 46718340, 56062008, 70077510, 93436680, 140155020, 280310040]

約数ペア:

[(1, 280310040), (2, 140155020), (3, 93436680), (4, 70077510), (5, 56062008), (6, 46718340), (8, 35038755), (9, 31145560), (10, 28031004), (12, 23359170), (15, 18687336), (18, 15572780), (19, 14753160), (20, 14015502), (24, 11679585), (30, 9343668), (36, 7786390), (38, 7376580), (40, 7007751), (45, 6229112), (57, 4917720), (60, 4671834), (72, 3893195), (76, 3688290), (90, 3114556), (95, 2950632), (107, 2619720), (114, 2458860), (120, 2335917), (152, 1844145), (171, 1639240), (180, 1557278), (190, 1475316), (214, 1309860), (228, 1229430), (285, 983544), (321, 873240), (342, 819620), (360, 778639), (380, 737658), (383, 731880), (428, 654930), (456, 614715), (535, 523944), (570, 491772), (642, 436620), (684, 409810), (760, 368829), (766, 365940), (855, 327848), (856, 327465), (963, 291080), (1070, 261972), (1140, 245886), (1149, 243960), (1284, 218310), (1368, 204905), (1532, 182970), (1605, 174648), (1710, 163924), (1915, 146376), (1926, 145540), (2033, 137880), (2140, 130986), (2280, 122943), (2298, 121980), (2568, 109155), (3064, 91485), (3210, 87324), (3420, 81962), (3447, 81320), (3830, 73188), (3852, 72770), (4066, 68940), (4280, 65493), (4596, 60990), (4815, 58216), (5745, 48792), (6099, 45960), (6420, 43662), (6840, 40981), (6894, 40660), (7277, 38520), (7660, 36594), (7704, 36385), (8132, 34470), (9192, 30495), (9630, 29108), (10165, 27576), (11490, 24396), (12198, 22980), (12840, 21831), (13788, 20330), (14554, 19260), (15320, 18297), (16264, 17235)]