72707040

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{7213}}^1$

素因数の和:7241

約数の個数: 144

約数和(自身を含む): 283596768

約数和(自身を除く): 210889728

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 210, 224, 240, 252, 280, 288, 315, 336, 360, 420, 480, 504, 560, 630, 672, 720, 840, 1008, 1120, 1260, 1440, 1680, 2016, 2520, 3360, 5040, 7213, 10080, 14426, 21639, 28852, 36065, 43278, 50491, 57704, 64917, 72130, 86556, 100982, 108195, 115408, 129834, 144260, 151473, 173112, 201964, 216390, 230816, 252455, 259668, 288520, 302946, 324585, 346224, 403928, 432780, 454419, 504910, 519336, 577040, 605892, 649170, 692448, 757365, 807856, 865560, 908838, 1009820, 1038672, 1154080, 1211784, 1298340, 1514730, 1615712, 1731120, 1817676, 2019640, 2077344, 2272095, 2423568, 2596680, 3029460, 3462240, 3635352, 4039280, 4544190, 4847136, 5193360, 6058920, 7270704, 8078560, 9088380, 10386720, 12117840, 14541408, 18176760, 24235680, 36353520, 72707040]

約数ペア:

[(1, 72707040), (2, 36353520), (3, 24235680), (4, 18176760), (5, 14541408), (6, 12117840), (7, 10386720), (8, 9088380), (9, 8078560), (10, 7270704), (12, 6058920), (14, 5193360), (15, 4847136), (16, 4544190), (18, 4039280), (20, 3635352), (21, 3462240), (24, 3029460), (28, 2596680), (30, 2423568), (32, 2272095), (35, 2077344), (36, 2019640), (40, 1817676), (42, 1731120), (45, 1615712), (48, 1514730), (56, 1298340), (60, 1211784), (63, 1154080), (70, 1038672), (72, 1009820), (80, 908838), (84, 865560), (90, 807856), (96, 757365), (105, 692448), (112, 649170), (120, 605892), (126, 577040), (140, 519336), (144, 504910), (160, 454419), (168, 432780), (180, 403928), (210, 346224), (224, 324585), (240, 302946), (252, 288520), (280, 259668), (288, 252455), (315, 230816), (336, 216390), (360, 201964), (420, 173112), (480, 151473), (504, 144260), (560, 129834), (630, 115408), (672, 108195), (720, 100982), (840, 86556), (1008, 72130), (1120, 64917), (1260, 57704), (1440, 50491), (1680, 43278), (2016, 36065), (2520, 28852), (3360, 21639), (5040, 14426), (7213, 10080)]