285736703860

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1\times {\mathrm{787}}^1\times {\mathrm{2141}}^1$

素因数の和:3137

約数の個数: 96

約数和(自身を含む): 615339365760

約数和(自身を除く): 329602661900

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 139, 244, 278, 305, 556, 610, 695, 787, 1220, 1390, 1574, 2141, 2780, 3148, 3935, 4282, 7870, 8479, 8564, 10705, 15740, 16958, 21410, 33916, 42395, 42820, 48007, 84790, 96014, 109393, 130601, 169580, 192028, 218786, 240035, 261202, 297599, 437572, 480070, 522404, 546965, 595198, 653005, 960140, 1093930, 1190396, 1306010, 1487995, 1684967, 2187860, 2612020, 2975990, 3369934, 5951980, 6672973, 6739868, 8424835, 13345946, 16849670, 18153539, 26691892, 33364865, 33699340, 36307078, 66729730, 72614156, 90767695, 102782987, 133459460, 181535390, 205565974, 234210413, 363070780, 411131948, 468420826, 513914935, 936841652, 1027829870, 1171052065, 2055659740, 2342104130, 4684208260, 14286835193, 28573670386, 57147340772, 71434175965, 142868351930, 285736703860]

約数ペア:

[(1, 285736703860), (2, 142868351930), (4, 71434175965), (5, 57147340772), (10, 28573670386), (20, 14286835193), (61, 4684208260), (122, 2342104130), (139, 2055659740), (244, 1171052065), (278, 1027829870), (305, 936841652), (556, 513914935), (610, 468420826), (695, 411131948), (787, 363070780), (1220, 234210413), (1390, 205565974), (1574, 181535390), (2141, 133459460), (2780, 102782987), (3148, 90767695), (3935, 72614156), (4282, 66729730), (7870, 36307078), (8479, 33699340), (8564, 33364865), (10705, 26691892), (15740, 18153539), (16958, 16849670), (21410, 13345946), (33916, 8424835), (42395, 6739868), (42820, 6672973), (48007, 5951980), (84790, 3369934), (96014, 2975990), (109393, 2612020), (130601, 2187860), (169580, 1684967), (192028, 1487995), (218786, 1306010), (240035, 1190396), (261202, 1093930), (297599, 960140), (437572, 653005), (480070, 595198), (522404, 546965)]