223353760

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{919}}^1$

素因数の和:979

約数の個数: 144

約数和(自身を含む): 634314240

約数和(自身を除く): 410960480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 49, 56, 62, 70, 80, 98, 112, 124, 140, 155, 160, 196, 217, 224, 245, 248, 280, 310, 392, 434, 490, 496, 560, 620, 784, 868, 919, 980, 992, 1085, 1120, 1240, 1519, 1568, 1736, 1838, 1960, 2170, 2480, 3038, 3472, 3676, 3920, 4340, 4595, 4960, 6076, 6433, 6944, 7352, 7595, 7840, 8680, 9190, 12152, 12866, 14704, 15190, 17360, 18380, 24304, 25732, 28489, 29408, 30380, 32165, 34720, 36760, 45031, 48608, 51464, 56978, 60760, 64330, 73520, 90062, 102928, 113956, 121520, 128660, 142445, 147040, 180124, 199423, 205856, 225155, 227912, 243040, 257320, 284890, 360248, 398846, 450310, 455824, 514640, 569780, 720496, 797692, 900620, 911648, 997115, 1029280, 1139560, 1395961, 1440992, 1595384, 1801240, 1994230, 2279120, 2791922, 3190768, 3602480, 3988460, 4558240, 5583844, 6381536, 6979805, 7204960, 7976920, 11167688, 13959610, 15953840, 22335376, 27919220, 31907680, 44670752, 55838440, 111676880, 223353760]

約数ペア:

[(1, 223353760), (2, 111676880), (4, 55838440), (5, 44670752), (7, 31907680), (8, 27919220), (10, 22335376), (14, 15953840), (16, 13959610), (20, 11167688), (28, 7976920), (31, 7204960), (32, 6979805), (35, 6381536), (40, 5583844), (49, 4558240), (56, 3988460), (62, 3602480), (70, 3190768), (80, 2791922), (98, 2279120), (112, 1994230), (124, 1801240), (140, 1595384), (155, 1440992), (160, 1395961), (196, 1139560), (217, 1029280), (224, 997115), (245, 911648), (248, 900620), (280, 797692), (310, 720496), (392, 569780), (434, 514640), (490, 455824), (496, 450310), (560, 398846), (620, 360248), (784, 284890), (868, 257320), (919, 243040), (980, 227912), (992, 225155), (1085, 205856), (1120, 199423), (1240, 180124), (1519, 147040), (1568, 142445), (1736, 128660), (1838, 121520), (1960, 113956), (2170, 102928), (2480, 90062), (3038, 73520), (3472, 64330), (3676, 60760), (3920, 56978), (4340, 51464), (4595, 48608), (4960, 45031), (6076, 36760), (6433, 34720), (6944, 32165), (7352, 30380), (7595, 29408), (7840, 28489), (8680, 25732), (9190, 24304), (12152, 18380), (12866, 17360), (14704, 15190)]