140336280

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{977}}^1$

素因数の和:1023

約数の個数: 256

約数和(自身を含む): 563328000

約数和(自身を除く): 422991720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 19, 20, 21, 24, 27, 28, 30, 35, 36, 38, 40, 42, 45, 54, 56, 57, 60, 63, 70, 72, 76, 84, 90, 95, 105, 108, 114, 120, 126, 133, 135, 140, 152, 168, 171, 180, 189, 190, 210, 216, 228, 252, 266, 270, 280, 285, 315, 342, 360, 378, 380, 399, 420, 456, 504, 513, 532, 540, 570, 630, 665, 684, 756, 760, 798, 840, 855, 945, 977, 1026, 1064, 1080, 1140, 1197, 1260, 1330, 1368, 1512, 1596, 1710, 1890, 1954, 1995, 2052, 2280, 2394, 2520, 2565, 2660, 2931, 3192, 3420, 3591, 3780, 3908, 3990, 4104, 4788, 4885, 5130, 5320, 5862, 5985, 6839, 6840, 7182, 7560, 7816, 7980, 8793, 9576, 9770, 10260, 11724, 11970, 13678, 14364, 14655, 15960, 17586, 17955, 18563, 19540, 20517, 20520, 23448, 23940, 26379, 27356, 28728, 29310, 34195, 35172, 35910, 37126, 39080, 41034, 43965, 47880, 52758, 54712, 55689, 58620, 61551, 68390, 70344, 71820, 74252, 82068, 87930, 92815, 102585, 105516, 111378, 117240, 123102, 129941, 131895, 136780, 143640, 148504, 164136, 167067, 175860, 184653, 185630, 205170, 211032, 222756, 246204, 259882, 263790, 273560, 278445, 307755, 334134, 351720, 369306, 371260, 389823, 410340, 445512, 492408, 501201, 519764, 527580, 556890, 615510, 649705, 668268, 738612, 742520, 779646, 820680, 835335, 923265, 1002402, 1039528, 1055160, 1113780, 1169469, 1231020, 1299410, 1336536, 1477224, 1559292, 1670670, 1846530, 1949115, 2004804, 2227560, 2338938, 2462040, 2506005, 2598820, 3118584, 3341340, 3508407, 3693060, 3898230, 4009608, 4677876, 5012010, 5197640, 5847345, 6682680, 7016814, 7386120, 7796460, 9355752, 10024020, 11694690, 14033628, 15592920, 17542035, 20048040, 23389380, 28067256, 35084070, 46778760, 70168140, 140336280]

約数ペア:

[(1, 140336280), (2, 70168140), (3, 46778760), (4, 35084070), (5, 28067256), (6, 23389380), (7, 20048040), (8, 17542035), (9, 15592920), (10, 14033628), (12, 11694690), (14, 10024020), (15, 9355752), (18, 7796460), (19, 7386120), (20, 7016814), (21, 6682680), (24, 5847345), (27, 5197640), (28, 5012010), (30, 4677876), (35, 4009608), (36, 3898230), (38, 3693060), (40, 3508407), (42, 3341340), (45, 3118584), (54, 2598820), (56, 2506005), (57, 2462040), (60, 2338938), (63, 2227560), (70, 2004804), (72, 1949115), (76, 1846530), (84, 1670670), (90, 1559292), (95, 1477224), (105, 1336536), (108, 1299410), (114, 1231020), (120, 1169469), (126, 1113780), (133, 1055160), (135, 1039528), (140, 1002402), (152, 923265), (168, 835335), (171, 820680), (180, 779646), (189, 742520), (190, 738612), (210, 668268), (216, 649705), (228, 615510), (252, 556890), (266, 527580), (270, 519764), (280, 501201), (285, 492408), (315, 445512), (342, 410340), (360, 389823), (378, 371260), (380, 369306), (399, 351720), (420, 334134), (456, 307755), (504, 278445), (513, 273560), (532, 263790), (540, 259882), (570, 246204), (630, 222756), (665, 211032), (684, 205170), (756, 185630), (760, 184653), (798, 175860), (840, 167067), (855, 164136), (945, 148504), (977, 143640), (1026, 136780), (1064, 131895), (1080, 129941), (1140, 123102), (1197, 117240), (1260, 111378), (1330, 105516), (1368, 102585), (1512, 92815), (1596, 87930), (1710, 82068), (1890, 74252), (1954, 71820), (1995, 70344), (2052, 68390), (2280, 61551), (2394, 58620), (2520, 55689), (2565, 54712), (2660, 52758), (2931, 47880), (3192, 43965), (3420, 41034), (3591, 39080), (3780, 37126), (3908, 35910), (3990, 35172), (4104, 34195), (4788, 29310), (4885, 28728), (5130, 27356), (5320, 26379), (5862, 23940), (5985, 23448), (6839, 20520), (6840, 20517), (7182, 19540), (7560, 18563), (7816, 17955), (7980, 17586), (8793, 15960), (9576, 14655), (9770, 14364), (10260, 13678), (11724, 11970)]