28933320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1091}}^1$

素因数の和:1135

約数の個数: 128

約数和(自身を含む): 99066240

約数和(自身を除く): 70132920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 17, 20, 24, 26, 30, 34, 39, 40, 51, 52, 60, 65, 68, 78, 85, 102, 104, 120, 130, 136, 156, 170, 195, 204, 221, 255, 260, 312, 340, 390, 408, 442, 510, 520, 663, 680, 780, 884, 1020, 1091, 1105, 1326, 1560, 1768, 2040, 2182, 2210, 2652, 3273, 3315, 4364, 4420, 5304, 5455, 6546, 6630, 8728, 8840, 10910, 13092, 13260, 14183, 16365, 18547, 21820, 26184, 26520, 28366, 32730, 37094, 42549, 43640, 55641, 56732, 65460, 70915, 74188, 85098, 92735, 111282, 113464, 130920, 141830, 148376, 170196, 185470, 212745, 222564, 241111, 278205, 283660, 340392, 370940, 425490, 445128, 482222, 556410, 567320, 723333, 741880, 850980, 964444, 1112820, 1205555, 1446666, 1701960, 1928888, 2225640, 2411110, 2893332, 3616665, 4822220, 5786664, 7233330, 9644440, 14466660, 28933320]

約数ペア:

[(1, 28933320), (2, 14466660), (3, 9644440), (4, 7233330), (5, 5786664), (6, 4822220), (8, 3616665), (10, 2893332), (12, 2411110), (13, 2225640), (15, 1928888), (17, 1701960), (20, 1446666), (24, 1205555), (26, 1112820), (30, 964444), (34, 850980), (39, 741880), (40, 723333), (51, 567320), (52, 556410), (60, 482222), (65, 445128), (68, 425490), (78, 370940), (85, 340392), (102, 283660), (104, 278205), (120, 241111), (130, 222564), (136, 212745), (156, 185470), (170, 170196), (195, 148376), (204, 141830), (221, 130920), (255, 113464), (260, 111282), (312, 92735), (340, 85098), (390, 74188), (408, 70915), (442, 65460), (510, 56732), (520, 55641), (663, 43640), (680, 42549), (780, 37094), (884, 32730), (1020, 28366), (1091, 26520), (1105, 26184), (1326, 21820), (1560, 18547), (1768, 16365), (2040, 14183), (2182, 13260), (2210, 13092), (2652, 10910), (3273, 8840), (3315, 8728), (4364, 6630), (4420, 6546), (5304, 5455)]