78313560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2953}}^1$

素因数の和:2997

約数の個数: 128

約数和(自身を含む): 267986880

約数和(自身を除く): 189673320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 17, 20, 24, 26, 30, 34, 39, 40, 51, 52, 60, 65, 68, 78, 85, 102, 104, 120, 130, 136, 156, 170, 195, 204, 221, 255, 260, 312, 340, 390, 408, 442, 510, 520, 663, 680, 780, 884, 1020, 1105, 1326, 1560, 1768, 2040, 2210, 2652, 2953, 3315, 4420, 5304, 5906, 6630, 8840, 8859, 11812, 13260, 14765, 17718, 23624, 26520, 29530, 35436, 38389, 44295, 50201, 59060, 70872, 76778, 88590, 100402, 115167, 118120, 150603, 153556, 177180, 191945, 200804, 230334, 251005, 301206, 307112, 354360, 383890, 401608, 460668, 502010, 575835, 602412, 652613, 753015, 767780, 921336, 1004020, 1151670, 1204824, 1305226, 1506030, 1535560, 1957839, 2008040, 2303340, 2610452, 3012060, 3263065, 3915678, 4606680, 5220904, 6024120, 6526130, 7831356, 9789195, 13052260, 15662712, 19578390, 26104520, 39156780, 78313560]

約数ペア:

[(1, 78313560), (2, 39156780), (3, 26104520), (4, 19578390), (5, 15662712), (6, 13052260), (8, 9789195), (10, 7831356), (12, 6526130), (13, 6024120), (15, 5220904), (17, 4606680), (20, 3915678), (24, 3263065), (26, 3012060), (30, 2610452), (34, 2303340), (39, 2008040), (40, 1957839), (51, 1535560), (52, 1506030), (60, 1305226), (65, 1204824), (68, 1151670), (78, 1004020), (85, 921336), (102, 767780), (104, 753015), (120, 652613), (130, 602412), (136, 575835), (156, 502010), (170, 460668), (195, 401608), (204, 383890), (221, 354360), (255, 307112), (260, 301206), (312, 251005), (340, 230334), (390, 200804), (408, 191945), (442, 177180), (510, 153556), (520, 150603), (663, 118120), (680, 115167), (780, 100402), (884, 88590), (1020, 76778), (1105, 70872), (1326, 59060), (1560, 50201), (1768, 44295), (2040, 38389), (2210, 35436), (2652, 29530), (2953, 26520), (3315, 23624), (4420, 17718), (5304, 14765), (5906, 13260), (6630, 11812), (8840, 8859)]