1216224720

素因数分解:

$2^4\times 3^5\times 5^1\times {\mathrm{62563}}^1$

素因数の和:62591

約数の個数: 120

約数和(自身を含む): 4235833056

約数和(自身を除く): 3019608336

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 243, 270, 324, 360, 405, 432, 486, 540, 648, 720, 810, 972, 1080, 1215, 1296, 1620, 1944, 2160, 2430, 3240, 3888, 4860, 6480, 9720, 19440, 62563, 125126, 187689, 250252, 312815, 375378, 500504, 563067, 625630, 750756, 938445, 1001008, 1126134, 1251260, 1501512, 1689201, 1876890, 2252268, 2502520, 2815335, 3003024, 3378402, 3753780, 4504536, 5005040, 5067603, 5630670, 6756804, 7507560, 8446005, 9009072, 10135206, 11261340, 13513608, 15015120, 15202809, 16892010, 20270412, 22522680, 25338015, 27027216, 30405618, 33784020, 40540824, 45045360, 50676030, 60811236, 67568040, 76014045, 81081648, 101352060, 121622472, 135136080, 152028090, 202704120, 243244944, 304056180, 405408240, 608112360, 1216224720]

約数ペア:

[(1, 1216224720), (2, 608112360), (3, 405408240), (4, 304056180), (5, 243244944), (6, 202704120), (8, 152028090), (9, 135136080), (10, 121622472), (12, 101352060), (15, 81081648), (16, 76014045), (18, 67568040), (20, 60811236), (24, 50676030), (27, 45045360), (30, 40540824), (36, 33784020), (40, 30405618), (45, 27027216), (48, 25338015), (54, 22522680), (60, 20270412), (72, 16892010), (80, 15202809), (81, 15015120), (90, 13513608), (108, 11261340), (120, 10135206), (135, 9009072), (144, 8446005), (162, 7507560), (180, 6756804), (216, 5630670), (240, 5067603), (243, 5005040), (270, 4504536), (324, 3753780), (360, 3378402), (405, 3003024), (432, 2815335), (486, 2502520), (540, 2252268), (648, 1876890), (720, 1689201), (810, 1501512), (972, 1251260), (1080, 1126134), (1215, 1001008), (1296, 938445), (1620, 750756), (1944, 625630), (2160, 563067), (2430, 500504), (3240, 375378), (3888, 312815), (4860, 250252), (6480, 187689), (9720, 125126), (19440, 62563)]