13270920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{181}}^1$

素因数の和:255

約数の個数: 128

約数和(自身を含む): 44029440

約数和(自身を除く): 30758520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 47, 52, 60, 65, 78, 94, 104, 120, 130, 141, 156, 181, 188, 195, 235, 260, 282, 312, 362, 376, 390, 470, 520, 543, 564, 611, 705, 724, 780, 905, 940, 1086, 1128, 1222, 1410, 1448, 1560, 1810, 1833, 1880, 2172, 2353, 2444, 2715, 2820, 3055, 3620, 3666, 4344, 4706, 4888, 5430, 5640, 6110, 7059, 7240, 7332, 8507, 9165, 9412, 10860, 11765, 12220, 14118, 14664, 17014, 18330, 18824, 21720, 23530, 24440, 25521, 28236, 34028, 35295, 36660, 42535, 47060, 51042, 56472, 68056, 70590, 73320, 85070, 94120, 102084, 110591, 127605, 141180, 170140, 204168, 221182, 255210, 282360, 331773, 340280, 442364, 510420, 552955, 663546, 884728, 1020840, 1105910, 1327092, 1658865, 2211820, 2654184, 3317730, 4423640, 6635460, 13270920]

約数ペア:

[(1, 13270920), (2, 6635460), (3, 4423640), (4, 3317730), (5, 2654184), (6, 2211820), (8, 1658865), (10, 1327092), (12, 1105910), (13, 1020840), (15, 884728), (20, 663546), (24, 552955), (26, 510420), (30, 442364), (39, 340280), (40, 331773), (47, 282360), (52, 255210), (60, 221182), (65, 204168), (78, 170140), (94, 141180), (104, 127605), (120, 110591), (130, 102084), (141, 94120), (156, 85070), (181, 73320), (188, 70590), (195, 68056), (235, 56472), (260, 51042), (282, 47060), (312, 42535), (362, 36660), (376, 35295), (390, 34028), (470, 28236), (520, 25521), (543, 24440), (564, 23530), (611, 21720), (705, 18824), (724, 18330), (780, 17014), (905, 14664), (940, 14118), (1086, 12220), (1128, 11765), (1222, 10860), (1410, 9412), (1448, 9165), (1560, 8507), (1810, 7332), (1833, 7240), (1880, 7059), (2172, 6110), (2353, 5640), (2444, 5430), (2715, 4888), (2820, 4706), (3055, 4344), (3620, 3666)]