418388880

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19157}}^1$

素因数の和:19193

約数の個数: 160

約数和(自身を含む): 1596397824

約数和(自身を除く): 1178008944

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 48, 52, 56, 60, 65, 70, 78, 80, 84, 91, 104, 105, 112, 120, 130, 140, 156, 168, 182, 195, 208, 210, 240, 260, 273, 280, 312, 336, 364, 390, 420, 455, 520, 546, 560, 624, 728, 780, 840, 910, 1040, 1092, 1365, 1456, 1560, 1680, 1820, 2184, 2730, 3120, 3640, 4368, 5460, 7280, 10920, 19157, 21840, 38314, 57471, 76628, 95785, 114942, 134099, 153256, 191570, 229884, 249041, 268198, 287355, 306512, 383140, 402297, 459768, 498082, 536396, 574710, 670495, 747123, 766280, 804594, 919536, 996164, 1072792, 1149420, 1245205, 1340990, 1494246, 1532560, 1609188, 1743287, 1992328, 2011485, 2145584, 2298840, 2490410, 2681980, 2988492, 3218376, 3486574, 3735615, 3984656, 4022970, 4597680, 4980820, 5229861, 5363960, 5976984, 6436752, 6973148, 7471230, 8045940, 8716435, 9961640, 10459722, 10727920, 11953968, 13946296, 14942460, 16091880, 17432870, 19923280, 20919444, 26149305, 27892592, 29884920, 32183760, 34865740, 41838888, 52298610, 59769840, 69731480, 83677776, 104597220, 139462960, 209194440, 418388880]

約数ペア:

[(1, 418388880), (2, 209194440), (3, 139462960), (4, 104597220), (5, 83677776), (6, 69731480), (7, 59769840), (8, 52298610), (10, 41838888), (12, 34865740), (13, 32183760), (14, 29884920), (15, 27892592), (16, 26149305), (20, 20919444), (21, 19923280), (24, 17432870), (26, 16091880), (28, 14942460), (30, 13946296), (35, 11953968), (39, 10727920), (40, 10459722), (42, 9961640), (48, 8716435), (52, 8045940), (56, 7471230), (60, 6973148), (65, 6436752), (70, 5976984), (78, 5363960), (80, 5229861), (84, 4980820), (91, 4597680), (104, 4022970), (105, 3984656), (112, 3735615), (120, 3486574), (130, 3218376), (140, 2988492), (156, 2681980), (168, 2490410), (182, 2298840), (195, 2145584), (208, 2011485), (210, 1992328), (240, 1743287), (260, 1609188), (273, 1532560), (280, 1494246), (312, 1340990), (336, 1245205), (364, 1149420), (390, 1072792), (420, 996164), (455, 919536), (520, 804594), (546, 766280), (560, 747123), (624, 670495), (728, 574710), (780, 536396), (840, 498082), (910, 459768), (1040, 402297), (1092, 383140), (1365, 306512), (1456, 287355), (1560, 268198), (1680, 249041), (1820, 229884), (2184, 191570), (2730, 153256), (3120, 134099), (3640, 114942), (4368, 95785), (5460, 76628), (7280, 57471), (10920, 38314), (19157, 21840)]