30980640

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1$

素因数の和:159

約数の個数: 192

約数和(自身を含む): 106444800

約数和(自身を除く): 75464160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 43, 48, 57, 60, 76, 79, 80, 86, 95, 96, 114, 120, 129, 152, 158, 160, 172, 190, 215, 228, 237, 240, 258, 285, 304, 316, 344, 380, 395, 430, 456, 474, 480, 516, 570, 608, 632, 645, 688, 760, 790, 817, 860, 912, 948, 1032, 1140, 1185, 1264, 1290, 1376, 1501, 1520, 1580, 1634, 1720, 1824, 1896, 2064, 2280, 2370, 2451, 2528, 2580, 3002, 3040, 3160, 3268, 3397, 3440, 3792, 4085, 4128, 4503, 4560, 4740, 4902, 5160, 6004, 6320, 6536, 6794, 6880, 7505, 7584, 8170, 9006, 9120, 9480, 9804, 10191, 10320, 12008, 12255, 12640, 13072, 13588, 15010, 16340, 16985, 18012, 18960, 19608, 20382, 20640, 22515, 24016, 24510, 26144, 27176, 30020, 32680, 33970, 36024, 37920, 39216, 40764, 45030, 48032, 49020, 50955, 54352, 60040, 64543, 65360, 67940, 72048, 78432, 81528, 90060, 98040, 101910, 108704, 120080, 129086, 130720, 135880, 144096, 163056, 180120, 193629, 196080, 203820, 240160, 258172, 271760, 322715, 326112, 360240, 387258, 392160, 407640, 516344, 543520, 645430, 720480, 774516, 815280, 968145, 1032688, 1290860, 1549032, 1630560, 1936290, 2065376, 2581720, 3098064, 3872580, 5163440, 6196128, 7745160, 10326880, 15490320, 30980640]

約数ペア:

[(1, 30980640), (2, 15490320), (3, 10326880), (4, 7745160), (5, 6196128), (6, 5163440), (8, 3872580), (10, 3098064), (12, 2581720), (15, 2065376), (16, 1936290), (19, 1630560), (20, 1549032), (24, 1290860), (30, 1032688), (32, 968145), (38, 815280), (40, 774516), (43, 720480), (48, 645430), (57, 543520), (60, 516344), (76, 407640), (79, 392160), (80, 387258), (86, 360240), (95, 326112), (96, 322715), (114, 271760), (120, 258172), (129, 240160), (152, 203820), (158, 196080), (160, 193629), (172, 180120), (190, 163056), (215, 144096), (228, 135880), (237, 130720), (240, 129086), (258, 120080), (285, 108704), (304, 101910), (316, 98040), (344, 90060), (380, 81528), (395, 78432), (430, 72048), (456, 67940), (474, 65360), (480, 64543), (516, 60040), (570, 54352), (608, 50955), (632, 49020), (645, 48032), (688, 45030), (760, 40764), (790, 39216), (817, 37920), (860, 36024), (912, 33970), (948, 32680), (1032, 30020), (1140, 27176), (1185, 26144), (1264, 24510), (1290, 24016), (1376, 22515), (1501, 20640), (1520, 20382), (1580, 19608), (1634, 18960), (1720, 18012), (1824, 16985), (1896, 16340), (2064, 15010), (2280, 13588), (2370, 13072), (2451, 12640), (2528, 12255), (2580, 12008), (3002, 10320), (3040, 10191), (3160, 9804), (3268, 9480), (3397, 9120), (3440, 9006), (3792, 8170), (4085, 7584), (4128, 7505), (4503, 6880), (4560, 6794), (4740, 6536), (4902, 6320), (5160, 6004)]