144613760

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{197}}^1$

素因数の和:284

約数の個数: 128

約数和(自身を含む): 368375040

約数和(自身を除く): 223761280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 37, 40, 62, 64, 74, 80, 124, 128, 148, 155, 160, 185, 197, 248, 296, 310, 320, 370, 394, 496, 592, 620, 640, 740, 788, 985, 992, 1147, 1184, 1240, 1480, 1576, 1970, 1984, 2294, 2368, 2480, 2960, 3152, 3940, 3968, 4588, 4736, 4960, 5735, 5920, 6107, 6304, 7289, 7880, 9176, 9920, 11470, 11840, 12214, 12608, 14578, 15760, 18352, 19840, 22940, 23680, 24428, 25216, 29156, 30535, 31520, 36445, 36704, 45880, 48856, 58312, 61070, 63040, 72890, 73408, 91760, 97712, 116624, 122140, 126080, 145780, 146816, 183520, 195424, 225959, 233248, 244280, 291560, 367040, 390848, 451918, 466496, 488560, 583120, 734080, 781696, 903836, 932992, 977120, 1129795, 1166240, 1807672, 1954240, 2259590, 2332480, 3615344, 3908480, 4519180, 4664960, 7230688, 9038360, 14461376, 18076720, 28922752, 36153440, 72306880, 144613760]

約数ペア:

[(1, 144613760), (2, 72306880), (4, 36153440), (5, 28922752), (8, 18076720), (10, 14461376), (16, 9038360), (20, 7230688), (31, 4664960), (32, 4519180), (37, 3908480), (40, 3615344), (62, 2332480), (64, 2259590), (74, 1954240), (80, 1807672), (124, 1166240), (128, 1129795), (148, 977120), (155, 932992), (160, 903836), (185, 781696), (197, 734080), (248, 583120), (296, 488560), (310, 466496), (320, 451918), (370, 390848), (394, 367040), (496, 291560), (592, 244280), (620, 233248), (640, 225959), (740, 195424), (788, 183520), (985, 146816), (992, 145780), (1147, 126080), (1184, 122140), (1240, 116624), (1480, 97712), (1576, 91760), (1970, 73408), (1984, 72890), (2294, 63040), (2368, 61070), (2480, 58312), (2960, 48856), (3152, 45880), (3940, 36704), (3968, 36445), (4588, 31520), (4736, 30535), (4960, 29156), (5735, 25216), (5920, 24428), (6107, 23680), (6304, 22940), (7289, 19840), (7880, 18352), (9176, 15760), (9920, 14578), (11470, 12608), (11840, 12214)]