79808820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{311}}^1$

素因数の和:390

約数の個数: 192

約数和(自身を含む): 281788416

約数和(自身を除く): 201979596

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 47, 52, 60, 65, 70, 78, 84, 91, 94, 105, 130, 140, 141, 156, 182, 188, 195, 210, 235, 260, 273, 282, 311, 329, 364, 390, 420, 455, 470, 546, 564, 611, 622, 658, 705, 780, 910, 933, 940, 987, 1092, 1222, 1244, 1316, 1365, 1410, 1555, 1645, 1820, 1833, 1866, 1974, 2177, 2444, 2730, 2820, 3055, 3110, 3290, 3666, 3732, 3948, 4043, 4277, 4354, 4665, 4935, 5460, 6110, 6220, 6531, 6580, 7332, 8086, 8554, 8708, 9165, 9330, 9870, 10885, 12129, 12220, 12831, 13062, 14617, 16172, 17108, 18330, 18660, 19740, 20215, 21385, 21770, 24258, 25662, 26124, 28301, 29234, 32655, 36660, 40430, 42770, 43540, 43851, 48516, 51324, 56602, 58468, 60645, 64155, 65310, 73085, 80860, 84903, 85540, 87702, 102319, 113204, 121290, 128310, 130620, 141505, 146170, 169806, 175404, 190021, 204638, 219255, 242580, 256620, 283010, 292340, 306957, 339612, 380042, 409276, 424515, 438510, 511595, 566020, 570063, 613914, 760084, 849030, 877020, 950105, 1023190, 1140126, 1227828, 1330147, 1534785, 1698060, 1900210, 2046380, 2280252, 2660294, 2850315, 3069570, 3800420, 3990441, 5320588, 5700630, 6139140, 6650735, 7980882, 11401260, 13301470, 15961764, 19952205, 26602940, 39904410, 79808820]

約数ペア:

[(1, 79808820), (2, 39904410), (3, 26602940), (4, 19952205), (5, 15961764), (6, 13301470), (7, 11401260), (10, 7980882), (12, 6650735), (13, 6139140), (14, 5700630), (15, 5320588), (20, 3990441), (21, 3800420), (26, 3069570), (28, 2850315), (30, 2660294), (35, 2280252), (39, 2046380), (42, 1900210), (47, 1698060), (52, 1534785), (60, 1330147), (65, 1227828), (70, 1140126), (78, 1023190), (84, 950105), (91, 877020), (94, 849030), (105, 760084), (130, 613914), (140, 570063), (141, 566020), (156, 511595), (182, 438510), (188, 424515), (195, 409276), (210, 380042), (235, 339612), (260, 306957), (273, 292340), (282, 283010), (311, 256620), (329, 242580), (364, 219255), (390, 204638), (420, 190021), (455, 175404), (470, 169806), (546, 146170), (564, 141505), (611, 130620), (622, 128310), (658, 121290), (705, 113204), (780, 102319), (910, 87702), (933, 85540), (940, 84903), (987, 80860), (1092, 73085), (1222, 65310), (1244, 64155), (1316, 60645), (1365, 58468), (1410, 56602), (1555, 51324), (1645, 48516), (1820, 43851), (1833, 43540), (1866, 42770), (1974, 40430), (2177, 36660), (2444, 32655), (2730, 29234), (2820, 28301), (3055, 26124), (3110, 25662), (3290, 24258), (3666, 21770), (3732, 21385), (3948, 20215), (4043, 19740), (4277, 18660), (4354, 18330), (4665, 17108), (4935, 16172), (5460, 14617), (6110, 13062), (6220, 12831), (6531, 12220), (6580, 12129), (7332, 10885), (8086, 9870), (8554, 9330), (8708, 9165)]