969212420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{197}}^1$

素因数の和:354

約数の個数: 144

約数和(自身を含む): 2389020480

約数和(自身を除く): 1419808060

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 107, 110, 121, 190, 197, 209, 214, 220, 242, 380, 394, 418, 428, 484, 535, 605, 788, 836, 985, 1045, 1070, 1177, 1210, 1970, 2033, 2090, 2140, 2167, 2299, 2354, 2420, 3743, 3940, 4066, 4180, 4334, 4598, 4708, 5885, 7486, 8132, 8668, 9196, 10165, 10835, 11495, 11770, 12947, 14972, 18715, 20330, 21079, 21670, 22363, 22990, 23540, 23837, 25894, 37430, 40660, 41173, 42158, 43340, 44726, 45980, 47674, 51788, 64735, 74860, 82346, 84316, 89452, 95348, 105395, 111815, 119185, 129470, 164692, 205865, 210790, 223630, 231869, 238370, 245993, 258940, 400501, 411730, 421580, 447260, 452903, 463738, 476740, 491986, 801002, 823460, 905806, 927476, 983972, 1159345, 1229965, 1602004, 1811612, 2002505, 2264515, 2318690, 2459930, 2550559, 4005010, 4405511, 4529030, 4637380, 4919860, 5101118, 8010020, 8811022, 9058060, 10202236, 12752795, 17622044, 22027555, 25505590, 44055110, 48460621, 51011180, 88110220, 96921242, 193842484, 242303105, 484606210, 969212420]

約数ペア:

[(1, 969212420), (2, 484606210), (4, 242303105), (5, 193842484), (10, 96921242), (11, 88110220), (19, 51011180), (20, 48460621), (22, 44055110), (38, 25505590), (44, 22027555), (55, 17622044), (76, 12752795), (95, 10202236), (107, 9058060), (110, 8811022), (121, 8010020), (190, 5101118), (197, 4919860), (209, 4637380), (214, 4529030), (220, 4405511), (242, 4005010), (380, 2550559), (394, 2459930), (418, 2318690), (428, 2264515), (484, 2002505), (535, 1811612), (605, 1602004), (788, 1229965), (836, 1159345), (985, 983972), (1045, 927476), (1070, 905806), (1177, 823460), (1210, 801002), (1970, 491986), (2033, 476740), (2090, 463738), (2140, 452903), (2167, 447260), (2299, 421580), (2354, 411730), (2420, 400501), (3743, 258940), (3940, 245993), (4066, 238370), (4180, 231869), (4334, 223630), (4598, 210790), (4708, 205865), (5885, 164692), (7486, 129470), (8132, 119185), (8668, 111815), (9196, 105395), (10165, 95348), (10835, 89452), (11495, 84316), (11770, 82346), (12947, 74860), (14972, 64735), (18715, 51788), (20330, 47674), (21079, 45980), (21670, 44726), (22363, 43340), (22990, 42158), (23540, 41173), (23837, 40660), (25894, 37430)]