74286940

素因数分解:

$2^2\times 5^1\times 7^5\times {\mathrm{13}}^1\times {\mathrm{17}}^1$

素因数の和:74

約数の個数: 144

約数和(自身を含む): 207531072

約数和(自身を除く): 133244132

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 17, 20, 26, 28, 34, 35, 49, 52, 65, 68, 70, 85, 91, 98, 119, 130, 140, 170, 182, 196, 221, 238, 245, 260, 340, 343, 364, 442, 455, 476, 490, 595, 637, 686, 833, 884, 910, 980, 1105, 1190, 1274, 1372, 1547, 1666, 1715, 1820, 2210, 2380, 2401, 2548, 3094, 3185, 3332, 3430, 4165, 4420, 4459, 4802, 5831, 6188, 6370, 6860, 7735, 8330, 8918, 9604, 10829, 11662, 12005, 12740, 15470, 16660, 16807, 17836, 21658, 22295, 23324, 24010, 29155, 30940, 31213, 33614, 40817, 43316, 44590, 48020, 54145, 58310, 62426, 67228, 75803, 81634, 84035, 89180, 108290, 116620, 124852, 151606, 156065, 163268, 168070, 204085, 216580, 218491, 285719, 303212, 312130, 336140, 379015, 408170, 436982, 530621, 571438, 624260, 758030, 816340, 873964, 1061242, 1092455, 1142876, 1428595, 1516060, 2122484, 2184910, 2653105, 2857190, 3714347, 4369820, 5306210, 5714380, 7428694, 10612420, 14857388, 18571735, 37143470, 74286940]

約数ペア:

[(1, 74286940), (2, 37143470), (4, 18571735), (5, 14857388), (7, 10612420), (10, 7428694), (13, 5714380), (14, 5306210), (17, 4369820), (20, 3714347), (26, 2857190), (28, 2653105), (34, 2184910), (35, 2122484), (49, 1516060), (52, 1428595), (65, 1142876), (68, 1092455), (70, 1061242), (85, 873964), (91, 816340), (98, 758030), (119, 624260), (130, 571438), (140, 530621), (170, 436982), (182, 408170), (196, 379015), (221, 336140), (238, 312130), (245, 303212), (260, 285719), (340, 218491), (343, 216580), (364, 204085), (442, 168070), (455, 163268), (476, 156065), (490, 151606), (595, 124852), (637, 116620), (686, 108290), (833, 89180), (884, 84035), (910, 81634), (980, 75803), (1105, 67228), (1190, 62426), (1274, 58310), (1372, 54145), (1547, 48020), (1666, 44590), (1715, 43316), (1820, 40817), (2210, 33614), (2380, 31213), (2401, 30940), (2548, 29155), (3094, 24010), (3185, 23324), (3332, 22295), (3430, 21658), (4165, 17836), (4420, 16807), (4459, 16660), (4802, 15470), (5831, 12740), (6188, 12005), (6370, 11662), (6860, 10829), (7735, 9604), (8330, 8918)]