789920640

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{2689}}^1$

素因数の和:2734

約数の個数: 256

約数和(自身を含む): 2963304000

約数和(自身を除く): 2173383360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 27, 30, 32, 34, 36, 40, 45, 48, 51, 54, 60, 64, 68, 72, 80, 85, 90, 96, 102, 108, 120, 128, 135, 136, 144, 153, 160, 170, 180, 192, 204, 216, 240, 255, 270, 272, 288, 306, 320, 340, 360, 384, 408, 432, 459, 480, 510, 540, 544, 576, 612, 640, 680, 720, 765, 816, 864, 918, 960, 1020, 1080, 1088, 1152, 1224, 1360, 1440, 1530, 1632, 1728, 1836, 1920, 2040, 2160, 2176, 2295, 2448, 2689, 2720, 2880, 3060, 3264, 3456, 3672, 4080, 4320, 4590, 4896, 5378, 5440, 5760, 6120, 6528, 7344, 8067, 8160, 8640, 9180, 9792, 10756, 10880, 12240, 13445, 14688, 16134, 16320, 17280, 18360, 19584, 21512, 24201, 24480, 26890, 29376, 32268, 32640, 36720, 40335, 43024, 45713, 48402, 48960, 53780, 58752, 64536, 72603, 73440, 80670, 86048, 91426, 96804, 97920, 107560, 121005, 129072, 137139, 145206, 146880, 161340, 172096, 182852, 193608, 215120, 228565, 242010, 258144, 274278, 290412, 293760, 322680, 344192, 363015, 365704, 387216, 411417, 430240, 457130, 484020, 516288, 548556, 580824, 645360, 685695, 726030, 731408, 774432, 822834, 860480, 914260, 968040, 1032576, 1097112, 1161648, 1234251, 1290720, 1371390, 1452060, 1462816, 1548864, 1645668, 1720960, 1828520, 1936080, 2057085, 2194224, 2323296, 2468502, 2581440, 2742780, 2904120, 2925632, 3097728, 3291336, 3657040, 3872160, 4114170, 4388448, 4646592, 4937004, 5162880, 5485560, 5808240, 5851264, 6171255, 6582672, 7314080, 7744320, 8228340, 8776896, 9293184, 9874008, 10971120, 11616480, 12342510, 13165344, 14628160, 15488640, 16456680, 17553792, 19748016, 21942240, 23232960, 24685020, 26330688, 29256320, 32913360, 39496032, 43884480, 46465920, 49370040, 52661376, 65826720, 78992064, 87768960, 98740080, 131653440, 157984128, 197480160, 263306880, 394960320, 789920640]

約数ペア:

[(1, 789920640), (2, 394960320), (3, 263306880), (4, 197480160), (5, 157984128), (6, 131653440), (8, 98740080), (9, 87768960), (10, 78992064), (12, 65826720), (15, 52661376), (16, 49370040), (17, 46465920), (18, 43884480), (20, 39496032), (24, 32913360), (27, 29256320), (30, 26330688), (32, 24685020), (34, 23232960), (36, 21942240), (40, 19748016), (45, 17553792), (48, 16456680), (51, 15488640), (54, 14628160), (60, 13165344), (64, 12342510), (68, 11616480), (72, 10971120), (80, 9874008), (85, 9293184), (90, 8776896), (96, 8228340), (102, 7744320), (108, 7314080), (120, 6582672), (128, 6171255), (135, 5851264), (136, 5808240), (144, 5485560), (153, 5162880), (160, 4937004), (170, 4646592), (180, 4388448), (192, 4114170), (204, 3872160), (216, 3657040), (240, 3291336), (255, 3097728), (270, 2925632), (272, 2904120), (288, 2742780), (306, 2581440), (320, 2468502), (340, 2323296), (360, 2194224), (384, 2057085), (408, 1936080), (432, 1828520), (459, 1720960), (480, 1645668), (510, 1548864), (540, 1462816), (544, 1452060), (576, 1371390), (612, 1290720), (640, 1234251), (680, 1161648), (720, 1097112), (765, 1032576), (816, 968040), (864, 914260), (918, 860480), (960, 822834), (1020, 774432), (1080, 731408), (1088, 726030), (1152, 685695), (1224, 645360), (1360, 580824), (1440, 548556), (1530, 516288), (1632, 484020), (1728, 457130), (1836, 430240), (1920, 411417), (2040, 387216), (2160, 365704), (2176, 363015), (2295, 344192), (2448, 322680), (2689, 293760), (2720, 290412), (2880, 274278), (3060, 258144), (3264, 242010), (3456, 228565), (3672, 215120), (4080, 193608), (4320, 182852), (4590, 172096), (4896, 161340), (5378, 146880), (5440, 145206), (5760, 137139), (6120, 129072), (6528, 121005), (7344, 107560), (8067, 97920), (8160, 96804), (8640, 91426), (9180, 86048), (9792, 80670), (10756, 73440), (10880, 72603), (12240, 64536), (13445, 58752), (14688, 53780), (16134, 48960), (16320, 48402), (17280, 45713), (18360, 43024), (19584, 40335), (21512, 36720), (24201, 32640), (24480, 32268), (26890, 29376)]