221613420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{17021}}^1$

素因数の和:17071

約数の個数: 96

約数和(自身を含む): 732082176

約数和(自身を除く): 510468756

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 31, 35, 42, 60, 62, 70, 84, 93, 105, 124, 140, 155, 186, 210, 217, 310, 372, 420, 434, 465, 620, 651, 868, 930, 1085, 1302, 1860, 2170, 2604, 3255, 4340, 6510, 13020, 17021, 34042, 51063, 68084, 85105, 102126, 119147, 170210, 204252, 238294, 255315, 340420, 357441, 476588, 510630, 527651, 595735, 714882, 1021260, 1055302, 1191470, 1429764, 1582953, 1787205, 2110604, 2382940, 2638255, 3165906, 3574410, 3693557, 5276510, 6331812, 7148820, 7387114, 7914765, 10553020, 11080671, 14774228, 15829530, 18467785, 22161342, 31659060, 36935570, 44322684, 55403355, 73871140, 110806710, 221613420]

約数ペア:

[(1, 221613420), (2, 110806710), (3, 73871140), (4, 55403355), (5, 44322684), (6, 36935570), (7, 31659060), (10, 22161342), (12, 18467785), (14, 15829530), (15, 14774228), (20, 11080671), (21, 10553020), (28, 7914765), (30, 7387114), (31, 7148820), (35, 6331812), (42, 5276510), (60, 3693557), (62, 3574410), (70, 3165906), (84, 2638255), (93, 2382940), (105, 2110604), (124, 1787205), (140, 1582953), (155, 1429764), (186, 1191470), (210, 1055302), (217, 1021260), (310, 714882), (372, 595735), (420, 527651), (434, 510630), (465, 476588), (620, 357441), (651, 340420), (868, 255315), (930, 238294), (1085, 204252), (1302, 170210), (1860, 119147), (2170, 102126), (2604, 85105), (3255, 68084), (4340, 51063), (6510, 34042), (13020, 17021)]