217598220

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{24671}}^1$

素因数の和:24700

約数の個数: 108

約数和(自身を含む): 767841984

約数和(自身を除く): 550243764

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 49, 60, 63, 70, 84, 90, 98, 105, 126, 140, 147, 180, 196, 210, 245, 252, 294, 315, 420, 441, 490, 588, 630, 735, 882, 980, 1260, 1470, 1764, 2205, 2940, 4410, 8820, 24671, 49342, 74013, 98684, 123355, 148026, 172697, 222039, 246710, 296052, 345394, 370065, 444078, 493420, 518091, 690788, 740130, 863485, 888156, 1036182, 1110195, 1208879, 1480260, 1554273, 1726970, 2072364, 2220390, 2417758, 2590455, 3108546, 3453940, 3626637, 4440780, 4835516, 5180910, 6044395, 6217092, 7253274, 7771365, 10361820, 10879911, 12088790, 14506548, 15542730, 18133185, 21759822, 24177580, 31085460, 36266370, 43519644, 54399555, 72532740, 108799110, 217598220]

約数ペア:

[(1, 217598220), (2, 108799110), (3, 72532740), (4, 54399555), (5, 43519644), (6, 36266370), (7, 31085460), (9, 24177580), (10, 21759822), (12, 18133185), (14, 15542730), (15, 14506548), (18, 12088790), (20, 10879911), (21, 10361820), (28, 7771365), (30, 7253274), (35, 6217092), (36, 6044395), (42, 5180910), (45, 4835516), (49, 4440780), (60, 3626637), (63, 3453940), (70, 3108546), (84, 2590455), (90, 2417758), (98, 2220390), (105, 2072364), (126, 1726970), (140, 1554273), (147, 1480260), (180, 1208879), (196, 1110195), (210, 1036182), (245, 888156), (252, 863485), (294, 740130), (315, 690788), (420, 518091), (441, 493420), (490, 444078), (588, 370065), (630, 345394), (735, 296052), (882, 246710), (980, 222039), (1260, 172697), (1470, 148026), (1764, 123355), (2205, 98684), (2940, 74013), (4410, 49342), (8820, 24671)]