646067340

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1$

素因数の和:270

約数の個数: 240

約数和(自身を含む): 2120779584

約数和(自身を除く): 1474712244

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 41, 45, 54, 60, 71, 81, 82, 90, 108, 123, 135, 137, 142, 162, 164, 180, 205, 213, 246, 270, 274, 284, 324, 355, 369, 405, 410, 411, 426, 492, 540, 548, 615, 639, 685, 710, 738, 810, 820, 822, 852, 1065, 1107, 1230, 1233, 1278, 1370, 1420, 1476, 1620, 1644, 1845, 1917, 2055, 2130, 2214, 2460, 2466, 2556, 2740, 2911, 3195, 3321, 3690, 3699, 3834, 4110, 4260, 4428, 4932, 5535, 5617, 5751, 5822, 6165, 6390, 6642, 7380, 7398, 7668, 8220, 8733, 9585, 9727, 11070, 11097, 11234, 11502, 11644, 12330, 12780, 13284, 14555, 14796, 16605, 16851, 17466, 18495, 19170, 19454, 22140, 22194, 22468, 23004, 24660, 26199, 28085, 28755, 29110, 29181, 33210, 33702, 34932, 36990, 38340, 38908, 43665, 44388, 48635, 50553, 52398, 55485, 56170, 57510, 58220, 58362, 66420, 67404, 73980, 78597, 84255, 87330, 87543, 97270, 101106, 104796, 110970, 112340, 115020, 116724, 130995, 145905, 151659, 157194, 168510, 174660, 175086, 194540, 202212, 221940, 235791, 252765, 261990, 262629, 291810, 303318, 314388, 337020, 350172, 392985, 398807, 437715, 454977, 471582, 505530, 523980, 525258, 583620, 606636, 758295, 785970, 787887, 797614, 875430, 909954, 943164, 1011060, 1050516, 1178955, 1196421, 1313145, 1516590, 1571940, 1575774, 1595228, 1750860, 1819908, 1994035, 2274885, 2357910, 2392842, 2626290, 3033180, 3151548, 3589263, 3939435, 3988070, 4549770, 4715820, 4785684, 5252580, 5982105, 7178526, 7878870, 7976140, 9099540, 10767789, 11964210, 14357052, 15757740, 17946315, 21535578, 23928420, 32303367, 35892630, 43071156, 53838945, 64606734, 71785260, 107677890, 129213468, 161516835, 215355780, 323033670, 646067340]

約数ペア:

[(1, 646067340), (2, 323033670), (3, 215355780), (4, 161516835), (5, 129213468), (6, 107677890), (9, 71785260), (10, 64606734), (12, 53838945), (15, 43071156), (18, 35892630), (20, 32303367), (27, 23928420), (30, 21535578), (36, 17946315), (41, 15757740), (45, 14357052), (54, 11964210), (60, 10767789), (71, 9099540), (81, 7976140), (82, 7878870), (90, 7178526), (108, 5982105), (123, 5252580), (135, 4785684), (137, 4715820), (142, 4549770), (162, 3988070), (164, 3939435), (180, 3589263), (205, 3151548), (213, 3033180), (246, 2626290), (270, 2392842), (274, 2357910), (284, 2274885), (324, 1994035), (355, 1819908), (369, 1750860), (405, 1595228), (410, 1575774), (411, 1571940), (426, 1516590), (492, 1313145), (540, 1196421), (548, 1178955), (615, 1050516), (639, 1011060), (685, 943164), (710, 909954), (738, 875430), (810, 797614), (820, 787887), (822, 785970), (852, 758295), (1065, 606636), (1107, 583620), (1230, 525258), (1233, 523980), (1278, 505530), (1370, 471582), (1420, 454977), (1476, 437715), (1620, 398807), (1644, 392985), (1845, 350172), (1917, 337020), (2055, 314388), (2130, 303318), (2214, 291810), (2460, 262629), (2466, 261990), (2556, 252765), (2740, 235791), (2911, 221940), (3195, 202212), (3321, 194540), (3690, 175086), (3699, 174660), (3834, 168510), (4110, 157194), (4260, 151659), (4428, 145905), (4932, 130995), (5535, 116724), (5617, 115020), (5751, 112340), (5822, 110970), (6165, 104796), (6390, 101106), (6642, 97270), (7380, 87543), (7398, 87330), (7668, 84255), (8220, 78597), (8733, 73980), (9585, 67404), (9727, 66420), (11070, 58362), (11097, 58220), (11234, 57510), (11502, 56170), (11644, 55485), (12330, 52398), (12780, 50553), (13284, 48635), (14555, 44388), (14796, 43665), (16605, 38908), (16851, 38340), (17466, 36990), (18495, 34932), (19170, 33702), (19454, 33210), (22140, 29181), (22194, 29110), (22468, 28755), (23004, 28085), (24660, 26199)]