72306880

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{197}}^1$

素因数の和:282

約数の個数: 112

約数和(自身を含む): 183465216

約数和(自身を除く): 111158336

約数列:

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

約数ペア:

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