168413220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{1171}}^1$

素因数の和:1250

約数の個数: 144

約数和(自身を含む): 552883968

約数和(自身を除く): 384470748

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 47, 51, 60, 68, 85, 90, 94, 102, 141, 153, 170, 180, 188, 204, 235, 255, 282, 306, 340, 423, 470, 510, 564, 612, 705, 765, 799, 846, 940, 1020, 1171, 1410, 1530, 1598, 1692, 2115, 2342, 2397, 2820, 3060, 3196, 3513, 3995, 4230, 4684, 4794, 5855, 7026, 7191, 7990, 8460, 9588, 10539, 11710, 11985, 14052, 14382, 15980, 17565, 19907, 21078, 23420, 23970, 28764, 35130, 35955, 39814, 42156, 47940, 52695, 55037, 59721, 70260, 71910, 79628, 99535, 105390, 110074, 119442, 143820, 165111, 179163, 199070, 210780, 220148, 238884, 275185, 298605, 330222, 358326, 398140, 495333, 550370, 597210, 660444, 716652, 825555, 895815, 935629, 990666, 1100740, 1194420, 1651110, 1791630, 1871258, 1981332, 2476665, 2806887, 3302220, 3583260, 3742516, 4678145, 4953330, 5613774, 8420661, 9356290, 9906660, 11227548, 14034435, 16841322, 18712580, 28068870, 33682644, 42103305, 56137740, 84206610, 168413220]

約数ペア:

[(1, 168413220), (2, 84206610), (3, 56137740), (4, 42103305), (5, 33682644), (6, 28068870), (9, 18712580), (10, 16841322), (12, 14034435), (15, 11227548), (17, 9906660), (18, 9356290), (20, 8420661), (30, 5613774), (34, 4953330), (36, 4678145), (45, 3742516), (47, 3583260), (51, 3302220), (60, 2806887), (68, 2476665), (85, 1981332), (90, 1871258), (94, 1791630), (102, 1651110), (141, 1194420), (153, 1100740), (170, 990666), (180, 935629), (188, 895815), (204, 825555), (235, 716652), (255, 660444), (282, 597210), (306, 550370), (340, 495333), (423, 398140), (470, 358326), (510, 330222), (564, 298605), (612, 275185), (705, 238884), (765, 220148), (799, 210780), (846, 199070), (940, 179163), (1020, 165111), (1171, 143820), (1410, 119442), (1530, 110074), (1598, 105390), (1692, 99535), (2115, 79628), (2342, 71910), (2397, 70260), (2820, 59721), (3060, 55037), (3196, 52695), (3513, 47940), (3995, 42156), (4230, 39814), (4684, 35955), (4794, 35130), (5855, 28764), (7026, 23970), (7191, 23420), (7990, 21078), (8460, 19907), (9588, 17565), (10539, 15980), (11710, 14382), (11985, 14052)]