78850440

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{107}}^1$

素因数の和:236

約数の個数: 192

約数和(自身を含む): 272937600

約数和(自身を除く): 194087160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 23, 24, 30, 36, 40, 45, 46, 60, 69, 72, 89, 90, 92, 107, 115, 120, 138, 178, 180, 184, 207, 214, 230, 267, 276, 321, 345, 356, 360, 414, 428, 445, 460, 534, 535, 552, 642, 690, 712, 801, 828, 856, 890, 920, 963, 1035, 1068, 1070, 1284, 1335, 1380, 1602, 1605, 1656, 1780, 1926, 2047, 2070, 2136, 2140, 2461, 2568, 2670, 2760, 3204, 3210, 3560, 3852, 4005, 4094, 4140, 4280, 4815, 4922, 5340, 6141, 6408, 6420, 7383, 7704, 8010, 8188, 8280, 9523, 9630, 9844, 10235, 10680, 12282, 12305, 12840, 14766, 16020, 16376, 18423, 19046, 19260, 19688, 20470, 22149, 24564, 24610, 28569, 29532, 30705, 32040, 36846, 36915, 38092, 38520, 40940, 44298, 47615, 49128, 49220, 57138, 59064, 61410, 73692, 73830, 76184, 81880, 85707, 88596, 92115, 95230, 98440, 110745, 114276, 122820, 142845, 147384, 147660, 171414, 177192, 184230, 190460, 219029, 221490, 228552, 245640, 285690, 295320, 342828, 368460, 380920, 428535, 438058, 442980, 571380, 657087, 685656, 736920, 857070, 876116, 885960, 1095145, 1142760, 1314174, 1714140, 1752232, 1971261, 2190290, 2628348, 3285435, 3428280, 3942522, 4380580, 5256696, 6570870, 7885044, 8761160, 9856305, 13141740, 15770088, 19712610, 26283480, 39425220, 78850440]

約数ペア:

[(1, 78850440), (2, 39425220), (3, 26283480), (4, 19712610), (5, 15770088), (6, 13141740), (8, 9856305), (9, 8761160), (10, 7885044), (12, 6570870), (15, 5256696), (18, 4380580), (20, 3942522), (23, 3428280), (24, 3285435), (30, 2628348), (36, 2190290), (40, 1971261), (45, 1752232), (46, 1714140), (60, 1314174), (69, 1142760), (72, 1095145), (89, 885960), (90, 876116), (92, 857070), (107, 736920), (115, 685656), (120, 657087), (138, 571380), (178, 442980), (180, 438058), (184, 428535), (207, 380920), (214, 368460), (230, 342828), (267, 295320), (276, 285690), (321, 245640), (345, 228552), (356, 221490), (360, 219029), (414, 190460), (428, 184230), (445, 177192), (460, 171414), (534, 147660), (535, 147384), (552, 142845), (642, 122820), (690, 114276), (712, 110745), (801, 98440), (828, 95230), (856, 92115), (890, 88596), (920, 85707), (963, 81880), (1035, 76184), (1068, 73830), (1070, 73692), (1284, 61410), (1335, 59064), (1380, 57138), (1602, 49220), (1605, 49128), (1656, 47615), (1780, 44298), (1926, 40940), (2047, 38520), (2070, 38092), (2136, 36915), (2140, 36846), (2461, 32040), (2568, 30705), (2670, 29532), (2760, 28569), (3204, 24610), (3210, 24564), (3560, 22149), (3852, 20470), (4005, 19688), (4094, 19260), (4140, 19046), (4280, 18423), (4815, 16376), (4922, 16020), (5340, 14766), (6141, 12840), (6408, 12305), (6420, 12282), (7383, 10680), (7704, 10235), (8010, 9844), (8188, 9630), (8280, 9523)]