82919520

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{647}}^1$

素因数の和:757

約数の個数: 144

約数和(自身を含む): 286584480

約数和(自身を除く): 203664960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 89, 90, 96, 120, 144, 160, 178, 180, 240, 267, 288, 356, 360, 445, 480, 534, 647, 712, 720, 801, 890, 1068, 1294, 1335, 1424, 1440, 1602, 1780, 1941, 2136, 2588, 2670, 2848, 3204, 3235, 3560, 3882, 4005, 4272, 5176, 5340, 5823, 6408, 6470, 7120, 7764, 8010, 8544, 9705, 10352, 10680, 11646, 12816, 12940, 14240, 15528, 16020, 19410, 20704, 21360, 23292, 25632, 25880, 29115, 31056, 32040, 38820, 42720, 46584, 51760, 57583, 58230, 62112, 64080, 77640, 93168, 103520, 115166, 116460, 128160, 155280, 172749, 186336, 230332, 232920, 287915, 310560, 345498, 460664, 465840, 518247, 575830, 690996, 863745, 921328, 931680, 1036494, 1151660, 1381992, 1727490, 1842656, 2072988, 2303320, 2591235, 2763984, 3454980, 4145976, 4606640, 5182470, 5527968, 6909960, 8291952, 9213280, 10364940, 13819920, 16583904, 20729880, 27639840, 41459760, 82919520]

約数ペア:

[(1, 82919520), (2, 41459760), (3, 27639840), (4, 20729880), (5, 16583904), (6, 13819920), (8, 10364940), (9, 9213280), (10, 8291952), (12, 6909960), (15, 5527968), (16, 5182470), (18, 4606640), (20, 4145976), (24, 3454980), (30, 2763984), (32, 2591235), (36, 2303320), (40, 2072988), (45, 1842656), (48, 1727490), (60, 1381992), (72, 1151660), (80, 1036494), (89, 931680), (90, 921328), (96, 863745), (120, 690996), (144, 575830), (160, 518247), (178, 465840), (180, 460664), (240, 345498), (267, 310560), (288, 287915), (356, 232920), (360, 230332), (445, 186336), (480, 172749), (534, 155280), (647, 128160), (712, 116460), (720, 115166), (801, 103520), (890, 93168), (1068, 77640), (1294, 64080), (1335, 62112), (1424, 58230), (1440, 57583), (1602, 51760), (1780, 46584), (1941, 42720), (2136, 38820), (2588, 32040), (2670, 31056), (2848, 29115), (3204, 25880), (3235, 25632), (3560, 23292), (3882, 21360), (4005, 20704), (4272, 19410), (5176, 16020), (5340, 15528), (5823, 14240), (6408, 12940), (6470, 12816), (7120, 11646), (7764, 10680), (8010, 10352), (8544, 9705)]