456231800

素因数分解:

$2^3\times 5^2\times {\mathrm{19}}^2\times {\mathrm{71}}^1\times {\mathrm{89}}^1$

素因数の和:214

約数の個数: 144

約数和(自身を含む): 1148029200

約数和(自身を除く): 691797400

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 25, 38, 40, 50, 71, 76, 89, 95, 100, 142, 152, 178, 190, 200, 284, 355, 356, 361, 380, 445, 475, 568, 710, 712, 722, 760, 890, 950, 1349, 1420, 1444, 1691, 1775, 1780, 1805, 1900, 2225, 2698, 2840, 2888, 3382, 3550, 3560, 3610, 3800, 4450, 5396, 6319, 6745, 6764, 7100, 7220, 8455, 8900, 9025, 10792, 12638, 13490, 13528, 14200, 14440, 16910, 17800, 18050, 25276, 25631, 26980, 31595, 32129, 33725, 33820, 36100, 42275, 50552, 51262, 53960, 63190, 64258, 67450, 67640, 72200, 84550, 102524, 120061, 126380, 128155, 128516, 134900, 157975, 160645, 169100, 205048, 240122, 252760, 256310, 257032, 269800, 315950, 321290, 338200, 480244, 512620, 600305, 631900, 640775, 642580, 803225, 960488, 1025240, 1200610, 1263800, 1281550, 1285160, 1606450, 2281159, 2401220, 2563100, 3001525, 3212900, 4562318, 4802440, 5126200, 6003050, 6425800, 9124636, 11405795, 12006100, 18249272, 22811590, 24012200, 45623180, 57028975, 91246360, 114057950, 228115900, 456231800]

約数ペア:

[(1, 456231800), (2, 228115900), (4, 114057950), (5, 91246360), (8, 57028975), (10, 45623180), (19, 24012200), (20, 22811590), (25, 18249272), (38, 12006100), (40, 11405795), (50, 9124636), (71, 6425800), (76, 6003050), (89, 5126200), (95, 4802440), (100, 4562318), (142, 3212900), (152, 3001525), (178, 2563100), (190, 2401220), (200, 2281159), (284, 1606450), (355, 1285160), (356, 1281550), (361, 1263800), (380, 1200610), (445, 1025240), (475, 960488), (568, 803225), (710, 642580), (712, 640775), (722, 631900), (760, 600305), (890, 512620), (950, 480244), (1349, 338200), (1420, 321290), (1444, 315950), (1691, 269800), (1775, 257032), (1780, 256310), (1805, 252760), (1900, 240122), (2225, 205048), (2698, 169100), (2840, 160645), (2888, 157975), (3382, 134900), (3550, 128516), (3560, 128155), (3610, 126380), (3800, 120061), (4450, 102524), (5396, 84550), (6319, 72200), (6745, 67640), (6764, 67450), (7100, 64258), (7220, 63190), (8455, 53960), (8900, 51262), (9025, 50552), (10792, 42275), (12638, 36100), (13490, 33820), (13528, 33725), (14200, 32129), (14440, 31595), (16910, 26980), (17800, 25631), (18050, 25276)]