20156225640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{797}}^1\times {\mathrm{2887}}^1$

素因数の和:3771

約数の個数: 128

約数和(自身を含む): 61395183360

約数和(自身を除く): 41238957720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 73, 120, 146, 219, 292, 365, 438, 584, 730, 797, 876, 1095, 1460, 1594, 1752, 2190, 2391, 2887, 2920, 3188, 3985, 4380, 4782, 5774, 6376, 7970, 8661, 8760, 9564, 11548, 11955, 14435, 15940, 17322, 19128, 23096, 23910, 28870, 31880, 34644, 43305, 47820, 57740, 58181, 69288, 86610, 95640, 115480, 116362, 173220, 174543, 210751, 232724, 290905, 346440, 349086, 421502, 465448, 581810, 632253, 698172, 843004, 872715, 1053755, 1163620, 1264506, 1396344, 1686008, 1745430, 2107510, 2300939, 2327240, 2529012, 3161265, 3490860, 4215020, 4601878, 5058024, 6322530, 6902817, 6981720, 8430040, 9203756, 11504695, 12645060, 13805634, 18407512, 23009390, 25290120, 27611268, 34514085, 46018780, 55222536, 69028170, 92037560, 138056340, 167968547, 276112680, 335937094, 503905641, 671874188, 839842735, 1007811282, 1343748376, 1679685470, 2015622564, 2519528205, 3359370940, 4031245128, 5039056410, 6718741880, 10078112820, 20156225640]

約数ペア:

[(1, 20156225640), (2, 10078112820), (3, 6718741880), (4, 5039056410), (5, 4031245128), (6, 3359370940), (8, 2519528205), (10, 2015622564), (12, 1679685470), (15, 1343748376), (20, 1007811282), (24, 839842735), (30, 671874188), (40, 503905641), (60, 335937094), (73, 276112680), (120, 167968547), (146, 138056340), (219, 92037560), (292, 69028170), (365, 55222536), (438, 46018780), (584, 34514085), (730, 27611268), (797, 25290120), (876, 23009390), (1095, 18407512), (1460, 13805634), (1594, 12645060), (1752, 11504695), (2190, 9203756), (2391, 8430040), (2887, 6981720), (2920, 6902817), (3188, 6322530), (3985, 5058024), (4380, 4601878), (4782, 4215020), (5774, 3490860), (6376, 3161265), (7970, 2529012), (8661, 2327240), (8760, 2300939), (9564, 2107510), (11548, 1745430), (11955, 1686008), (14435, 1396344), (15940, 1264506), (17322, 1163620), (19128, 1053755), (23096, 872715), (23910, 843004), (28870, 698172), (31880, 632253), (34644, 581810), (43305, 465448), (47820, 421502), (57740, 349086), (58181, 346440), (69288, 290905), (86610, 232724), (95640, 210751), (115480, 174543), (116362, 173220)]