8720803729980

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{2699}}^1\times {\mathrm{1994521}}^1$

素因数の和:1997241

約数の個数: 120

約数和(自身を含む): 27367634170800

約数和(自身を除く): 18646830440820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 2699, 5398, 8097, 10796, 13495, 16194, 24291, 26990, 32388, 40485, 48582, 53980, 72873, 80970, 97164, 121455, 145746, 161940, 218619, 242910, 291492, 364365, 437238, 485820, 728730, 874476, 1093095, 1457460, 1994521, 2186190, 3989042, 4372380, 5983563, 7978084, 9972605, 11967126, 17950689, 19945210, 23934252, 29917815, 35901378, 39890420, 53852067, 59835630, 71802756, 89753445, 107704134, 119671260, 161556201, 179506890, 215408268, 269260335, 323112402, 359013780, 538520670, 646224804, 807781005, 1077041340, 1615562010, 3231124020, 5383212179, 10766424358, 16149636537, 21532848716, 26916060895, 32299273074, 48448909611, 53832121790, 64598546148, 80748182685, 96897819222, 107664243580, 145346728833, 161496365370, 193795638444, 242244548055, 290693457666, 322992730740, 436040186499, 484489096110, 581386915332, 726733644165, 872080372998, 968978192220, 1453467288330, 1744160745996, 2180200932495, 2906934576660, 4360401864990, 8720803729980]

約数ペア:

[(1, 8720803729980), (2, 4360401864990), (3, 2906934576660), (4, 2180200932495), (5, 1744160745996), (6, 1453467288330), (9, 968978192220), (10, 872080372998), (12, 726733644165), (15, 581386915332), (18, 484489096110), (20, 436040186499), (27, 322992730740), (30, 290693457666), (36, 242244548055), (45, 193795638444), (54, 161496365370), (60, 145346728833), (81, 107664243580), (90, 96897819222), (108, 80748182685), (135, 64598546148), (162, 53832121790), (180, 48448909611), (270, 32299273074), (324, 26916060895), (405, 21532848716), (540, 16149636537), (810, 10766424358), (1620, 5383212179), (2699, 3231124020), (5398, 1615562010), (8097, 1077041340), (10796, 807781005), (13495, 646224804), (16194, 538520670), (24291, 359013780), (26990, 323112402), (32388, 269260335), (40485, 215408268), (48582, 179506890), (53980, 161556201), (72873, 119671260), (80970, 107704134), (97164, 89753445), (121455, 71802756), (145746, 59835630), (161940, 53852067), (218619, 39890420), (242910, 35901378), (291492, 29917815), (364365, 23934252), (437238, 19945210), (485820, 17950689), (728730, 11967126), (874476, 9972605), (1093095, 7978084), (1457460, 5983563), (1994521, 4372380), (2186190, 3989042)]