84709980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1$

素因数の和:129

約数の個数: 288

約数和(自身を含む): 301916160

約数和(自身を除く): 217206180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 19, 20, 30, 31, 34, 36, 38, 45, 47, 51, 57, 60, 62, 68, 76, 85, 90, 93, 94, 95, 102, 114, 124, 141, 153, 155, 170, 171, 180, 186, 188, 190, 204, 228, 235, 255, 279, 282, 285, 306, 310, 323, 340, 342, 372, 380, 423, 465, 470, 510, 527, 558, 564, 570, 589, 612, 620, 646, 684, 705, 765, 799, 846, 855, 893, 930, 940, 969, 1020, 1054, 1116, 1140, 1178, 1292, 1395, 1410, 1457, 1530, 1581, 1598, 1615, 1692, 1710, 1767, 1786, 1860, 1938, 2108, 2115, 2356, 2397, 2635, 2679, 2790, 2820, 2907, 2914, 2945, 3060, 3162, 3196, 3230, 3420, 3534, 3572, 3876, 3995, 4230, 4371, 4465, 4743, 4794, 4845, 5270, 5301, 5358, 5580, 5814, 5828, 5890, 6324, 6460, 7068, 7191, 7285, 7905, 7990, 8037, 8460, 8742, 8835, 8930, 9486, 9588, 9690, 10013, 10540, 10602, 10716, 11628, 11780, 11985, 13113, 13395, 14382, 14535, 14570, 15181, 15810, 15980, 16074, 17484, 17670, 17860, 18972, 19380, 20026, 21204, 21855, 23715, 23970, 24769, 26226, 26505, 26790, 27683, 28764, 29070, 29140, 30039, 30362, 31620, 32148, 35340, 35955, 40052, 40185, 43710, 45543, 47430, 47940, 49538, 50065, 52452, 53010, 53580, 55366, 58140, 60078, 60724, 65565, 71910, 74307, 75905, 80370, 83049, 87420, 90117, 91086, 94860, 99076, 100130, 106020, 110732, 120156, 123845, 131130, 136629, 138415, 143820, 148614, 150195, 151810, 160740, 166098, 180234, 182172, 200260, 222921, 227715, 247690, 249147, 262260, 273258, 276830, 297228, 300390, 303620, 332196, 360468, 371535, 415245, 445842, 450585, 455430, 470611, 495380, 498294, 546516, 553660, 600780, 683145, 743070, 830490, 891684, 901170, 910860, 941222, 996588, 1114605, 1245735, 1366290, 1411833, 1486140, 1660980, 1802340, 1882444, 2229210, 2353055, 2491470, 2732580, 2823666, 4235499, 4458420, 4706110, 4982940, 5647332, 7059165, 8470998, 9412220, 14118330, 16941996, 21177495, 28236660, 42354990, 84709980]

約数ペア:

[(1, 84709980), (2, 42354990), (3, 28236660), (4, 21177495), (5, 16941996), (6, 14118330), (9, 9412220), (10, 8470998), (12, 7059165), (15, 5647332), (17, 4982940), (18, 4706110), (19, 4458420), (20, 4235499), (30, 2823666), (31, 2732580), (34, 2491470), (36, 2353055), (38, 2229210), (45, 1882444), (47, 1802340), (51, 1660980), (57, 1486140), (60, 1411833), (62, 1366290), (68, 1245735), (76, 1114605), (85, 996588), (90, 941222), (93, 910860), (94, 901170), (95, 891684), (102, 830490), (114, 743070), (124, 683145), (141, 600780), (153, 553660), (155, 546516), (170, 498294), (171, 495380), (180, 470611), (186, 455430), (188, 450585), (190, 445842), (204, 415245), (228, 371535), (235, 360468), (255, 332196), (279, 303620), (282, 300390), (285, 297228), (306, 276830), (310, 273258), (323, 262260), (340, 249147), (342, 247690), (372, 227715), (380, 222921), (423, 200260), (465, 182172), (470, 180234), (510, 166098), (527, 160740), (558, 151810), (564, 150195), (570, 148614), (589, 143820), (612, 138415), (620, 136629), (646, 131130), (684, 123845), (705, 120156), (765, 110732), (799, 106020), (846, 100130), (855, 99076), (893, 94860), (930, 91086), (940, 90117), (969, 87420), (1020, 83049), (1054, 80370), (1116, 75905), (1140, 74307), (1178, 71910), (1292, 65565), (1395, 60724), (1410, 60078), (1457, 58140), (1530, 55366), (1581, 53580), (1598, 53010), (1615, 52452), (1692, 50065), (1710, 49538), (1767, 47940), (1786, 47430), (1860, 45543), (1938, 43710), (2108, 40185), (2115, 40052), (2356, 35955), (2397, 35340), (2635, 32148), (2679, 31620), (2790, 30362), (2820, 30039), (2907, 29140), (2914, 29070), (2945, 28764), (3060, 27683), (3162, 26790), (3196, 26505), (3230, 26226), (3420, 24769), (3534, 23970), (3572, 23715), (3876, 21855), (3995, 21204), (4230, 20026), (4371, 19380), (4465, 18972), (4743, 17860), (4794, 17670), (4845, 17484), (5270, 16074), (5301, 15980), (5358, 15810), (5580, 15181), (5814, 14570), (5828, 14535), (5890, 14382), (6324, 13395), (6460, 13113), (7068, 11985), (7191, 11780), (7285, 11628), (7905, 10716), (7990, 10602), (8037, 10540), (8460, 10013), (8742, 9690), (8835, 9588), (8930, 9486)]