78225030

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{139}}^1$

素因数の和:215

約数の個数: 144

約数和(自身を含む): 227813040

約数和(自身を除く): 149588010

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 37, 39, 45, 65, 74, 78, 90, 111, 117, 130, 139, 169, 185, 195, 222, 234, 278, 333, 338, 370, 390, 417, 481, 507, 555, 585, 666, 695, 834, 845, 962, 1014, 1110, 1170, 1251, 1390, 1443, 1521, 1665, 1690, 1807, 2085, 2405, 2502, 2535, 2886, 3042, 3330, 3614, 4170, 4329, 4810, 5070, 5143, 5421, 6253, 6255, 7215, 7605, 8658, 9035, 10286, 10842, 12506, 12510, 14430, 15210, 15429, 16263, 18070, 18759, 21645, 23491, 25715, 27105, 30858, 31265, 32526, 37518, 43290, 46287, 46982, 51430, 54210, 56277, 62530, 66859, 70473, 77145, 81315, 92574, 93795, 112554, 117455, 133718, 140946, 154290, 162630, 187590, 200577, 211419, 231435, 234910, 281385, 334295, 352365, 401154, 422838, 462870, 562770, 601731, 668590, 704730, 869167, 1002885, 1057095, 1203462, 1738334, 2005770, 2114190, 2607501, 3008655, 4345835, 5215002, 6017310, 7822503, 8691670, 13037505, 15645006, 26075010, 39112515, 78225030]

約数ペア:

[(1, 78225030), (2, 39112515), (3, 26075010), (5, 15645006), (6, 13037505), (9, 8691670), (10, 7822503), (13, 6017310), (15, 5215002), (18, 4345835), (26, 3008655), (30, 2607501), (37, 2114190), (39, 2005770), (45, 1738334), (65, 1203462), (74, 1057095), (78, 1002885), (90, 869167), (111, 704730), (117, 668590), (130, 601731), (139, 562770), (169, 462870), (185, 422838), (195, 401154), (222, 352365), (234, 334295), (278, 281385), (333, 234910), (338, 231435), (370, 211419), (390, 200577), (417, 187590), (481, 162630), (507, 154290), (555, 140946), (585, 133718), (666, 117455), (695, 112554), (834, 93795), (845, 92574), (962, 81315), (1014, 77145), (1110, 70473), (1170, 66859), (1251, 62530), (1390, 56277), (1443, 54210), (1521, 51430), (1665, 46982), (1690, 46287), (1807, 43290), (2085, 37518), (2405, 32526), (2502, 31265), (2535, 30858), (2886, 27105), (3042, 25715), (3330, 23491), (3614, 21645), (4170, 18759), (4329, 18070), (4810, 16263), (5070, 15429), (5143, 15210), (5421, 14430), (6253, 12510), (6255, 12506), (7215, 10842), (7605, 10286), (8658, 9035)]