204427020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{2243}}^1$

素因数の和:2300

約数の個数: 144

約数和(自身を含む): 687633408

約数和(自身を除く): 483206388

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 31, 35, 42, 49, 60, 62, 70, 84, 93, 98, 105, 124, 140, 147, 155, 186, 196, 210, 217, 245, 294, 310, 372, 420, 434, 465, 490, 588, 620, 651, 735, 868, 930, 980, 1085, 1302, 1470, 1519, 1860, 2170, 2243, 2604, 2940, 3038, 3255, 4340, 4486, 4557, 6076, 6510, 6729, 7595, 8972, 9114, 11215, 13020, 13458, 15190, 15701, 18228, 22430, 22785, 26916, 30380, 31402, 33645, 44860, 45570, 47103, 62804, 67290, 69533, 78505, 91140, 94206, 109907, 134580, 139066, 157010, 188412, 208599, 219814, 235515, 278132, 314020, 329721, 347665, 417198, 439628, 471030, 486731, 549535, 659442, 695330, 834396, 942060, 973462, 1042995, 1099070, 1318884, 1390660, 1460193, 1648605, 1946924, 2085990, 2198140, 2433655, 2920386, 3297210, 3407117, 4171980, 4867310, 5840772, 6594420, 6814234, 7300965, 9734620, 10221351, 13628468, 14601930, 17035585, 20442702, 29203860, 34071170, 40885404, 51106755, 68142340, 102213510, 204427020]

約数ペア:

[(1, 204427020), (2, 102213510), (3, 68142340), (4, 51106755), (5, 40885404), (6, 34071170), (7, 29203860), (10, 20442702), (12, 17035585), (14, 14601930), (15, 13628468), (20, 10221351), (21, 9734620), (28, 7300965), (30, 6814234), (31, 6594420), (35, 5840772), (42, 4867310), (49, 4171980), (60, 3407117), (62, 3297210), (70, 2920386), (84, 2433655), (93, 2198140), (98, 2085990), (105, 1946924), (124, 1648605), (140, 1460193), (147, 1390660), (155, 1318884), (186, 1099070), (196, 1042995), (210, 973462), (217, 942060), (245, 834396), (294, 695330), (310, 659442), (372, 549535), (420, 486731), (434, 471030), (465, 439628), (490, 417198), (588, 347665), (620, 329721), (651, 314020), (735, 278132), (868, 235515), (930, 219814), (980, 208599), (1085, 188412), (1302, 157010), (1470, 139066), (1519, 134580), (1860, 109907), (2170, 94206), (2243, 91140), (2604, 78505), (2940, 69533), (3038, 67290), (3255, 62804), (4340, 47103), (4486, 45570), (4557, 44860), (6076, 33645), (6510, 31402), (6729, 30380), (7595, 26916), (8972, 22785), (9114, 22430), (11215, 18228), (13020, 15701), (13458, 15190)]