19319820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1$

素因数の和:120

約数の個数: 192

約数和(自身を含む): 65028096

約数和(自身を除く): 45708276

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 17, 20, 26, 30, 31, 34, 39, 47, 51, 52, 60, 62, 65, 68, 78, 85, 93, 94, 102, 124, 130, 141, 155, 156, 170, 186, 188, 195, 204, 221, 235, 255, 260, 282, 310, 340, 372, 390, 403, 442, 465, 470, 510, 527, 564, 611, 620, 663, 705, 780, 799, 806, 884, 930, 940, 1020, 1054, 1105, 1209, 1222, 1326, 1410, 1457, 1581, 1598, 1612, 1833, 1860, 2015, 2108, 2210, 2397, 2418, 2444, 2635, 2652, 2820, 2914, 3055, 3162, 3196, 3315, 3666, 3995, 4030, 4371, 4420, 4794, 4836, 5270, 5828, 6045, 6110, 6324, 6630, 6851, 7285, 7332, 7905, 7990, 8060, 8742, 9165, 9588, 10387, 10540, 11985, 12090, 12220, 13260, 13702, 14570, 15810, 15980, 17484, 18330, 18941, 20553, 20774, 21855, 23970, 24180, 24769, 27404, 29140, 31161, 31620, 34255, 36660, 37882, 41106, 41548, 43710, 47940, 49538, 51935, 56823, 62322, 68510, 74307, 75764, 82212, 87420, 94705, 99076, 102765, 103870, 113646, 123845, 124644, 137020, 148614, 155805, 189410, 205530, 207740, 227292, 247690, 284115, 297228, 311610, 321997, 371535, 378820, 411060, 495380, 568230, 623220, 643994, 743070, 965991, 1136460, 1287988, 1486140, 1609985, 1931982, 3219970, 3863964, 4829955, 6439940, 9659910, 19319820]

約数ペア:

[(1, 19319820), (2, 9659910), (3, 6439940), (4, 4829955), (5, 3863964), (6, 3219970), (10, 1931982), (12, 1609985), (13, 1486140), (15, 1287988), (17, 1136460), (20, 965991), (26, 743070), (30, 643994), (31, 623220), (34, 568230), (39, 495380), (47, 411060), (51, 378820), (52, 371535), (60, 321997), (62, 311610), (65, 297228), (68, 284115), (78, 247690), (85, 227292), (93, 207740), (94, 205530), (102, 189410), (124, 155805), (130, 148614), (141, 137020), (155, 124644), (156, 123845), (170, 113646), (186, 103870), (188, 102765), (195, 99076), (204, 94705), (221, 87420), (235, 82212), (255, 75764), (260, 74307), (282, 68510), (310, 62322), (340, 56823), (372, 51935), (390, 49538), (403, 47940), (442, 43710), (465, 41548), (470, 41106), (510, 37882), (527, 36660), (564, 34255), (611, 31620), (620, 31161), (663, 29140), (705, 27404), (780, 24769), (799, 24180), (806, 23970), (884, 21855), (930, 20774), (940, 20553), (1020, 18941), (1054, 18330), (1105, 17484), (1209, 15980), (1222, 15810), (1326, 14570), (1410, 13702), (1457, 13260), (1581, 12220), (1598, 12090), (1612, 11985), (1833, 10540), (1860, 10387), (2015, 9588), (2108, 9165), (2210, 8742), (2397, 8060), (2418, 7990), (2444, 7905), (2635, 7332), (2652, 7285), (2820, 6851), (2914, 6630), (3055, 6324), (3162, 6110), (3196, 6045), (3315, 5828), (3666, 5270), (3995, 4836), (4030, 4794), (4371, 4420)]