238665840

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{7477}}^1$

素因数の和:7519

約数の個数: 160

約数和(自身を含む): 890181120

約数和(自身を除く): 651515280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 48, 56, 57, 60, 70, 76, 80, 84, 95, 105, 112, 114, 120, 133, 140, 152, 168, 190, 210, 228, 240, 266, 280, 285, 304, 336, 380, 399, 420, 456, 532, 560, 570, 665, 760, 798, 840, 912, 1064, 1140, 1330, 1520, 1596, 1680, 1995, 2128, 2280, 2660, 3192, 3990, 4560, 5320, 6384, 7477, 7980, 10640, 14954, 15960, 22431, 29908, 31920, 37385, 44862, 52339, 59816, 74770, 89724, 104678, 112155, 119632, 142063, 149540, 157017, 179448, 209356, 224310, 261695, 284126, 299080, 314034, 358896, 418712, 426189, 448620, 523390, 568252, 598160, 628068, 710315, 785085, 837424, 852378, 897240, 994441, 1046780, 1136504, 1256136, 1420630, 1570170, 1704756, 1794480, 1988882, 2093560, 2130945, 2273008, 2512272, 2841260, 2983323, 3140340, 3409512, 3977764, 4187120, 4261890, 4972205, 5682520, 5966646, 6280680, 6819024, 7955528, 8523780, 9944410, 11365040, 11933292, 12561360, 14916615, 15911056, 17047560, 19888820, 23866584, 29833230, 34095120, 39777640, 47733168, 59666460, 79555280, 119332920, 238665840]

約数ペア:

[(1, 238665840), (2, 119332920), (3, 79555280), (4, 59666460), (5, 47733168), (6, 39777640), (7, 34095120), (8, 29833230), (10, 23866584), (12, 19888820), (14, 17047560), (15, 15911056), (16, 14916615), (19, 12561360), (20, 11933292), (21, 11365040), (24, 9944410), (28, 8523780), (30, 7955528), (35, 6819024), (38, 6280680), (40, 5966646), (42, 5682520), (48, 4972205), (56, 4261890), (57, 4187120), (60, 3977764), (70, 3409512), (76, 3140340), (80, 2983323), (84, 2841260), (95, 2512272), (105, 2273008), (112, 2130945), (114, 2093560), (120, 1988882), (133, 1794480), (140, 1704756), (152, 1570170), (168, 1420630), (190, 1256136), (210, 1136504), (228, 1046780), (240, 994441), (266, 897240), (280, 852378), (285, 837424), (304, 785085), (336, 710315), (380, 628068), (399, 598160), (420, 568252), (456, 523390), (532, 448620), (560, 426189), (570, 418712), (665, 358896), (760, 314034), (798, 299080), (840, 284126), (912, 261695), (1064, 224310), (1140, 209356), (1330, 179448), (1520, 157017), (1596, 149540), (1680, 142063), (1995, 119632), (2128, 112155), (2280, 104678), (2660, 89724), (3192, 74770), (3990, 59816), (4560, 52339), (5320, 44862), (6384, 37385), (7477, 31920), (7980, 29908), (10640, 22431), (14954, 15960)]