15700860

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{733}}^1$

素因数の和:772

約数の個数: 144

約数和(自身を含む): 57710016

約数和(自身を除く): 42009156

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 17, 18, 20, 21, 28, 30, 34, 35, 36, 42, 45, 51, 60, 63, 68, 70, 84, 85, 90, 102, 105, 119, 126, 140, 153, 170, 180, 204, 210, 238, 252, 255, 306, 315, 340, 357, 420, 476, 510, 595, 612, 630, 714, 733, 765, 1020, 1071, 1190, 1260, 1428, 1466, 1530, 1785, 2142, 2199, 2380, 2932, 3060, 3570, 3665, 4284, 4398, 5131, 5355, 6597, 7140, 7330, 8796, 10262, 10710, 10995, 12461, 13194, 14660, 15393, 20524, 21420, 21990, 24922, 25655, 26388, 30786, 32985, 37383, 43980, 46179, 49844, 51310, 61572, 62305, 65970, 74766, 76965, 87227, 92358, 102620, 112149, 124610, 131940, 149532, 153930, 174454, 184716, 186915, 224298, 230895, 249220, 261681, 307860, 348908, 373830, 436135, 448596, 461790, 523362, 560745, 747660, 785043, 872270, 923580, 1046724, 1121490, 1308405, 1570086, 1744540, 2242980, 2616810, 3140172, 3925215, 5233620, 7850430, 15700860]

約数ペア:

[(1, 15700860), (2, 7850430), (3, 5233620), (4, 3925215), (5, 3140172), (6, 2616810), (7, 2242980), (9, 1744540), (10, 1570086), (12, 1308405), (14, 1121490), (15, 1046724), (17, 923580), (18, 872270), (20, 785043), (21, 747660), (28, 560745), (30, 523362), (34, 461790), (35, 448596), (36, 436135), (42, 373830), (45, 348908), (51, 307860), (60, 261681), (63, 249220), (68, 230895), (70, 224298), (84, 186915), (85, 184716), (90, 174454), (102, 153930), (105, 149532), (119, 131940), (126, 124610), (140, 112149), (153, 102620), (170, 92358), (180, 87227), (204, 76965), (210, 74766), (238, 65970), (252, 62305), (255, 61572), (306, 51310), (315, 49844), (340, 46179), (357, 43980), (420, 37383), (476, 32985), (510, 30786), (595, 26388), (612, 25655), (630, 24922), (714, 21990), (733, 21420), (765, 20524), (1020, 15393), (1071, 14660), (1190, 13194), (1260, 12461), (1428, 10995), (1466, 10710), (1530, 10262), (1785, 8796), (2142, 7330), (2199, 7140), (2380, 6597), (2932, 5355), (3060, 5131), (3570, 4398), (3665, 4284)]