15420510

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{199}}^1$

素因数の和:263

約数の個数: 128

約数和(自身を含む): 48384000

約数和(自身を除く): 32963490

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 41, 42, 45, 54, 63, 70, 82, 90, 105, 123, 126, 135, 189, 199, 205, 210, 246, 270, 287, 315, 369, 378, 398, 410, 574, 597, 615, 630, 738, 861, 945, 995, 1107, 1194, 1230, 1393, 1435, 1722, 1791, 1845, 1890, 1990, 2214, 2583, 2786, 2870, 2985, 3582, 3690, 4179, 4305, 5166, 5373, 5535, 5970, 6965, 7749, 8159, 8358, 8610, 8955, 10746, 11070, 12537, 12915, 13930, 15498, 16318, 17910, 20895, 24477, 25074, 25830, 26865, 37611, 38745, 40795, 41790, 48954, 53730, 57113, 62685, 73431, 75222, 77490, 81590, 114226, 122385, 125370, 146862, 171339, 188055, 220293, 244770, 285565, 342678, 367155, 376110, 440586, 514017, 571130, 734310, 856695, 1028034, 1101465, 1542051, 1713390, 2202930, 2570085, 3084102, 5140170, 7710255, 15420510]

約数ペア:

[(1, 15420510), (2, 7710255), (3, 5140170), (5, 3084102), (6, 2570085), (7, 2202930), (9, 1713390), (10, 1542051), (14, 1101465), (15, 1028034), (18, 856695), (21, 734310), (27, 571130), (30, 514017), (35, 440586), (41, 376110), (42, 367155), (45, 342678), (54, 285565), (63, 244770), (70, 220293), (82, 188055), (90, 171339), (105, 146862), (123, 125370), (126, 122385), (135, 114226), (189, 81590), (199, 77490), (205, 75222), (210, 73431), (246, 62685), (270, 57113), (287, 53730), (315, 48954), (369, 41790), (378, 40795), (398, 38745), (410, 37611), (574, 26865), (597, 25830), (615, 25074), (630, 24477), (738, 20895), (861, 17910), (945, 16318), (995, 15498), (1107, 13930), (1194, 12915), (1230, 12537), (1393, 11070), (1435, 10746), (1722, 8955), (1791, 8610), (1845, 8358), (1890, 8159), (1990, 7749), (2214, 6965), (2583, 5970), (2786, 5535), (2870, 5373), (2985, 5166), (3582, 4305), (3690, 4179)]