420420600

素因数分解:

$2^3\times 3^2\times 5^2\times {\mathrm{19}}^2\times {\mathrm{647}}^1$

素因数の和:707

約数の個数: 216

約数和(自身を含む): 1492437960

約数和(自身を除く): 1072017360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 25, 30, 36, 38, 40, 45, 50, 57, 60, 72, 75, 76, 90, 95, 100, 114, 120, 150, 152, 171, 180, 190, 200, 225, 228, 285, 300, 342, 360, 361, 380, 450, 456, 475, 570, 600, 647, 684, 722, 760, 855, 900, 950, 1083, 1140, 1294, 1368, 1425, 1444, 1710, 1800, 1805, 1900, 1941, 2166, 2280, 2588, 2850, 2888, 3235, 3249, 3420, 3610, 3800, 3882, 4275, 4332, 5176, 5415, 5700, 5823, 6470, 6498, 6840, 7220, 7764, 8550, 8664, 9025, 9705, 10830, 11400, 11646, 12293, 12940, 12996, 14440, 15528, 16175, 16245, 17100, 18050, 19410, 21660, 23292, 24586, 25880, 25992, 27075, 29115, 32350, 32490, 34200, 36100, 36879, 38820, 43320, 46584, 48525, 49172, 54150, 58230, 61465, 64700, 64980, 72200, 73758, 77640, 81225, 97050, 98344, 108300, 110637, 116460, 122930, 129400, 129960, 145575, 147516, 162450, 184395, 194100, 216600, 221274, 232920, 233567, 245860, 291150, 295032, 307325, 324900, 368790, 388200, 442548, 467134, 491720, 553185, 582300, 614650, 649800, 700701, 737580, 885096, 921975, 934268, 1106370, 1164600, 1167835, 1229300, 1401402, 1475160, 1843950, 1868536, 2102103, 2212740, 2335670, 2458600, 2765925, 2802804, 3503505, 3687900, 4204206, 4425480, 4671340, 5531850, 5605608, 5839175, 7007010, 7375800, 8408412, 9342680, 10510515, 11063700, 11678350, 14014020, 16816824, 17517525, 21021030, 22127400, 23356700, 28028040, 35035050, 42042060, 46713400, 52552575, 70070100, 84084120, 105105150, 140140200, 210210300, 420420600]

約数ペア:

[(1, 420420600), (2, 210210300), (3, 140140200), (4, 105105150), (5, 84084120), (6, 70070100), (8, 52552575), (9, 46713400), (10, 42042060), (12, 35035050), (15, 28028040), (18, 23356700), (19, 22127400), (20, 21021030), (24, 17517525), (25, 16816824), (30, 14014020), (36, 11678350), (38, 11063700), (40, 10510515), (45, 9342680), (50, 8408412), (57, 7375800), (60, 7007010), (72, 5839175), (75, 5605608), (76, 5531850), (90, 4671340), (95, 4425480), (100, 4204206), (114, 3687900), (120, 3503505), (150, 2802804), (152, 2765925), (171, 2458600), (180, 2335670), (190, 2212740), (200, 2102103), (225, 1868536), (228, 1843950), (285, 1475160), (300, 1401402), (342, 1229300), (360, 1167835), (361, 1164600), (380, 1106370), (450, 934268), (456, 921975), (475, 885096), (570, 737580), (600, 700701), (647, 649800), (684, 614650), (722, 582300), (760, 553185), (855, 491720), (900, 467134), (950, 442548), (1083, 388200), (1140, 368790), (1294, 324900), (1368, 307325), (1425, 295032), (1444, 291150), (1710, 245860), (1800, 233567), (1805, 232920), (1900, 221274), (1941, 216600), (2166, 194100), (2280, 184395), (2588, 162450), (2850, 147516), (2888, 145575), (3235, 129960), (3249, 129400), (3420, 122930), (3610, 116460), (3800, 110637), (3882, 108300), (4275, 98344), (4332, 97050), (5176, 81225), (5415, 77640), (5700, 73758), (5823, 72200), (6470, 64980), (6498, 64700), (6840, 61465), (7220, 58230), (7764, 54150), (8550, 49172), (8664, 48525), (9025, 46584), (9705, 43320), (10830, 38820), (11400, 36879), (11646, 36100), (12293, 34200), (12940, 32490), (12996, 32350), (14440, 29115), (15528, 27075), (16175, 25992), (16245, 25880), (17100, 24586), (18050, 23292), (19410, 21660)]