353142020

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1$

素因数の和:139

約数の個数: 288

約数和(自身を含む): 1042481664

約数和(自身を除く): 689339644

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 17, 20, 22, 28, 34, 35, 41, 44, 47, 49, 55, 68, 70, 77, 82, 85, 94, 98, 110, 119, 140, 154, 164, 170, 187, 188, 196, 205, 220, 235, 238, 245, 287, 308, 329, 340, 374, 385, 410, 451, 470, 476, 490, 517, 539, 574, 595, 658, 697, 748, 770, 799, 820, 833, 902, 935, 940, 980, 1034, 1078, 1148, 1190, 1309, 1316, 1394, 1435, 1540, 1598, 1645, 1666, 1804, 1870, 1927, 2009, 2068, 2156, 2255, 2303, 2380, 2585, 2618, 2695, 2788, 2870, 3157, 3196, 3290, 3332, 3485, 3619, 3740, 3854, 3995, 4018, 4165, 4510, 4606, 4879, 5170, 5236, 5390, 5593, 5740, 6314, 6545, 6580, 6970, 7238, 7667, 7708, 7990, 8036, 8330, 8789, 9020, 9163, 9212, 9635, 9758, 10045, 10340, 10780, 11186, 11515, 12628, 13090, 13489, 13940, 14476, 15334, 15785, 15980, 16660, 17578, 18095, 18326, 19270, 19516, 20090, 21197, 22099, 22372, 23030, 24395, 25333, 26180, 26978, 27965, 30668, 31570, 32759, 34153, 35156, 36190, 36652, 38335, 38540, 39151, 40180, 42394, 43945, 44198, 45815, 46060, 48790, 50666, 53669, 53956, 55930, 61523, 63140, 65518, 67445, 68306, 72380, 76670, 78302, 84788, 87890, 88396, 91630, 94423, 97580, 101332, 105985, 107338, 110495, 111860, 123046, 126665, 131036, 134890, 136612, 148379, 153340, 156604, 163795, 170765, 175780, 183260, 188846, 195755, 211970, 214676, 220990, 229313, 246092, 253330, 268345, 269780, 296758, 307615, 327590, 341530, 360349, 375683, 377692, 391510, 423940, 430661, 441980, 458626, 472115, 506660, 536690, 593516, 615230, 655180, 683060, 720698, 741895, 751366, 783020, 861322, 917252, 944230, 1038653, 1073380, 1146565, 1230460, 1441396, 1483790, 1502732, 1605191, 1722644, 1801745, 1878415, 1888460, 2077306, 2153305, 2293130, 2522443, 2967580, 3210382, 3603490, 3756830, 4154612, 4306610, 4586260, 5044886, 5193265, 6420764, 7206980, 7513660, 8025955, 8613220, 10089772, 10386530, 12612215, 16051910, 17657101, 20773060, 25224430, 32103820, 35314202, 50448860, 70628404, 88285505, 176571010, 353142020]

約数ペア:

[(1, 353142020), (2, 176571010), (4, 88285505), (5, 70628404), (7, 50448860), (10, 35314202), (11, 32103820), (14, 25224430), (17, 20773060), (20, 17657101), (22, 16051910), (28, 12612215), (34, 10386530), (35, 10089772), (41, 8613220), (44, 8025955), (47, 7513660), (49, 7206980), (55, 6420764), (68, 5193265), (70, 5044886), (77, 4586260), (82, 4306610), (85, 4154612), (94, 3756830), (98, 3603490), (110, 3210382), (119, 2967580), (140, 2522443), (154, 2293130), (164, 2153305), (170, 2077306), (187, 1888460), (188, 1878415), (196, 1801745), (205, 1722644), (220, 1605191), (235, 1502732), (238, 1483790), (245, 1441396), (287, 1230460), (308, 1146565), (329, 1073380), (340, 1038653), (374, 944230), (385, 917252), (410, 861322), (451, 783020), (470, 751366), (476, 741895), (490, 720698), (517, 683060), (539, 655180), (574, 615230), (595, 593516), (658, 536690), (697, 506660), (748, 472115), (770, 458626), (799, 441980), (820, 430661), (833, 423940), (902, 391510), (935, 377692), (940, 375683), (980, 360349), (1034, 341530), (1078, 327590), (1148, 307615), (1190, 296758), (1309, 269780), (1316, 268345), (1394, 253330), (1435, 246092), (1540, 229313), (1598, 220990), (1645, 214676), (1666, 211970), (1804, 195755), (1870, 188846), (1927, 183260), (2009, 175780), (2068, 170765), (2156, 163795), (2255, 156604), (2303, 153340), (2380, 148379), (2585, 136612), (2618, 134890), (2695, 131036), (2788, 126665), (2870, 123046), (3157, 111860), (3196, 110495), (3290, 107338), (3332, 105985), (3485, 101332), (3619, 97580), (3740, 94423), (3854, 91630), (3995, 88396), (4018, 87890), (4165, 84788), (4510, 78302), (4606, 76670), (4879, 72380), (5170, 68306), (5236, 67445), (5390, 65518), (5593, 63140), (5740, 61523), (6314, 55930), (6545, 53956), (6580, 53669), (6970, 50666), (7238, 48790), (7667, 46060), (7708, 45815), (7990, 44198), (8036, 43945), (8330, 42394), (8789, 40180), (9020, 39151), (9163, 38540), (9212, 38335), (9635, 36652), (9758, 36190), (10045, 35156), (10340, 34153), (10780, 32759), (11186, 31570), (11515, 30668), (12628, 27965), (13090, 26978), (13489, 26180), (13940, 25333), (14476, 24395), (15334, 23030), (15785, 22372), (15980, 22099), (16660, 21197), (17578, 20090), (18095, 19516), (18326, 19270)]