67281660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{191}}^1$

素因数の和:328

約数の個数: 144

約数和(自身を含む): 218050560

約数和(自身を除く): 150768900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 103, 114, 171, 180, 190, 191, 206, 228, 285, 309, 342, 380, 382, 412, 515, 570, 573, 618, 684, 764, 855, 927, 955, 1030, 1140, 1146, 1236, 1545, 1710, 1719, 1854, 1910, 1957, 2060, 2292, 2865, 3090, 3420, 3438, 3629, 3708, 3820, 3914, 4635, 5730, 5871, 6180, 6876, 7258, 7828, 8595, 9270, 9785, 10887, 11460, 11742, 14516, 17190, 17613, 18145, 18540, 19570, 19673, 21774, 23484, 29355, 32661, 34380, 35226, 36290, 39140, 39346, 43548, 54435, 58710, 59019, 65322, 70452, 72580, 78692, 88065, 98365, 108870, 117420, 118038, 130644, 163305, 176130, 177057, 196730, 217740, 236076, 295095, 326610, 352260, 354114, 373787, 393460, 590190, 653220, 708228, 747574, 885285, 1121361, 1180380, 1495148, 1770570, 1868935, 2242722, 3364083, 3541140, 3737870, 4485444, 5606805, 6728166, 7475740, 11213610, 13456332, 16820415, 22427220, 33640830, 67281660]

約数ペア:

[(1, 67281660), (2, 33640830), (3, 22427220), (4, 16820415), (5, 13456332), (6, 11213610), (9, 7475740), (10, 6728166), (12, 5606805), (15, 4485444), (18, 3737870), (19, 3541140), (20, 3364083), (30, 2242722), (36, 1868935), (38, 1770570), (45, 1495148), (57, 1180380), (60, 1121361), (76, 885285), (90, 747574), (95, 708228), (103, 653220), (114, 590190), (171, 393460), (180, 373787), (190, 354114), (191, 352260), (206, 326610), (228, 295095), (285, 236076), (309, 217740), (342, 196730), (380, 177057), (382, 176130), (412, 163305), (515, 130644), (570, 118038), (573, 117420), (618, 108870), (684, 98365), (764, 88065), (855, 78692), (927, 72580), (955, 70452), (1030, 65322), (1140, 59019), (1146, 58710), (1236, 54435), (1545, 43548), (1710, 39346), (1719, 39140), (1854, 36290), (1910, 35226), (1957, 34380), (2060, 32661), (2292, 29355), (2865, 23484), (3090, 21774), (3420, 19673), (3438, 19570), (3629, 18540), (3708, 18145), (3820, 17613), (3914, 17190), (4635, 14516), (5730, 11742), (5871, 11460), (6180, 10887), (6876, 9785), (7258, 9270), (7828, 8595)]