220389900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{53}}^1\times {\mathrm{83}}^1\times {\mathrm{167}}^1$

素因数の和:320

約数の個数: 144

約数和(自身を含む): 661457664

約数和(自身を除く): 441067764

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 53, 60, 75, 83, 100, 106, 150, 159, 166, 167, 212, 249, 265, 300, 318, 332, 334, 415, 498, 501, 530, 636, 668, 795, 830, 835, 996, 1002, 1060, 1245, 1325, 1590, 1660, 1670, 2004, 2075, 2490, 2505, 2650, 3180, 3340, 3975, 4150, 4175, 4399, 4980, 5010, 5300, 6225, 7950, 8300, 8350, 8798, 8851, 10020, 12450, 12525, 13197, 13861, 15900, 16700, 17596, 17702, 21995, 24900, 25050, 26394, 26553, 27722, 35404, 41583, 43990, 44255, 50100, 52788, 53106, 55444, 65985, 69305, 83166, 87980, 88510, 106212, 109975, 131970, 132765, 138610, 166332, 177020, 207915, 219950, 221275, 263940, 265530, 277220, 329925, 346525, 415830, 439900, 442550, 531060, 659850, 663825, 693050, 734633, 831660, 885100, 1039575, 1319700, 1327650, 1386100, 1469266, 2079150, 2203899, 2655300, 2938532, 3673165, 4158300, 4407798, 7346330, 8815596, 11019495, 14692660, 18365825, 22038990, 36731650, 44077980, 55097475, 73463300, 110194950, 220389900]

約数ペア:

[(1, 220389900), (2, 110194950), (3, 73463300), (4, 55097475), (5, 44077980), (6, 36731650), (10, 22038990), (12, 18365825), (15, 14692660), (20, 11019495), (25, 8815596), (30, 7346330), (50, 4407798), (53, 4158300), (60, 3673165), (75, 2938532), (83, 2655300), (100, 2203899), (106, 2079150), (150, 1469266), (159, 1386100), (166, 1327650), (167, 1319700), (212, 1039575), (249, 885100), (265, 831660), (300, 734633), (318, 693050), (332, 663825), (334, 659850), (415, 531060), (498, 442550), (501, 439900), (530, 415830), (636, 346525), (668, 329925), (795, 277220), (830, 265530), (835, 263940), (996, 221275), (1002, 219950), (1060, 207915), (1245, 177020), (1325, 166332), (1590, 138610), (1660, 132765), (1670, 131970), (2004, 109975), (2075, 106212), (2490, 88510), (2505, 87980), (2650, 83166), (3180, 69305), (3340, 65985), (3975, 55444), (4150, 53106), (4175, 52788), (4399, 50100), (4980, 44255), (5010, 43990), (5300, 41583), (6225, 35404), (7950, 27722), (8300, 26553), (8350, 26394), (8798, 25050), (8851, 24900), (10020, 21995), (12450, 17702), (12525, 17596), (13197, 16700), (13861, 15900)]