208784340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1$

素因数の和:151

約数の個数: 288

約数和(自身を含む): 717050880

約数和(自身を除く): 508266540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 29, 30, 36, 37, 45, 46, 47, 58, 60, 69, 74, 87, 90, 92, 94, 111, 115, 116, 138, 141, 145, 148, 174, 180, 185, 188, 207, 222, 230, 235, 261, 276, 282, 290, 333, 345, 348, 370, 414, 423, 435, 444, 460, 470, 522, 555, 564, 580, 666, 667, 690, 705, 740, 828, 846, 851, 870, 940, 1035, 1044, 1073, 1081, 1110, 1305, 1332, 1334, 1363, 1380, 1410, 1665, 1692, 1702, 1739, 1740, 2001, 2070, 2115, 2146, 2162, 2220, 2553, 2610, 2668, 2726, 2820, 3219, 3243, 3330, 3335, 3404, 3478, 4002, 4089, 4140, 4230, 4255, 4292, 4324, 5106, 5217, 5220, 5365, 5405, 5452, 6003, 6438, 6486, 6660, 6670, 6815, 6956, 7659, 8004, 8178, 8460, 8510, 8695, 9657, 9729, 10005, 10212, 10434, 10730, 10810, 12006, 12267, 12765, 12876, 12972, 13340, 13630, 15318, 15651, 16095, 16215, 16356, 17020, 17390, 19314, 19458, 20010, 20445, 20868, 21460, 21620, 24012, 24534, 24679, 25530, 26085, 27260, 30015, 30636, 31302, 31349, 32190, 32430, 34780, 38295, 38628, 38916, 39997, 40020, 40890, 48285, 48645, 49068, 49358, 50431, 51060, 52170, 60030, 61335, 62604, 62698, 64380, 64860, 74037, 76590, 78255, 79994, 81780, 94047, 96570, 97290, 98716, 100862, 104340, 119991, 120060, 122670, 123395, 125396, 148074, 151293, 153180, 156510, 156745, 159988, 188094, 193140, 194580, 199985, 201724, 222111, 239982, 245340, 246790, 252155, 282141, 296148, 302586, 313020, 313490, 359973, 370185, 376188, 399970, 444222, 453879, 470235, 479964, 493580, 504310, 564282, 599955, 605172, 626980, 719946, 740370, 756465, 799940, 888444, 907758, 940470, 1008620, 1110555, 1128564, 1159913, 1199910, 1410705, 1439892, 1480740, 1512930, 1799865, 1815516, 1880940, 2221110, 2269395, 2319826, 2399820, 2821410, 3025860, 3479739, 3599730, 4442220, 4538790, 4639652, 5642820, 5799565, 6959478, 7199460, 9077580, 10439217, 11599130, 13918956, 17398695, 20878434, 23198260, 34797390, 41756868, 52196085, 69594780, 104392170, 208784340]

約数ペア:

[(1, 208784340), (2, 104392170), (3, 69594780), (4, 52196085), (5, 41756868), (6, 34797390), (9, 23198260), (10, 20878434), (12, 17398695), (15, 13918956), (18, 11599130), (20, 10439217), (23, 9077580), (29, 7199460), (30, 6959478), (36, 5799565), (37, 5642820), (45, 4639652), (46, 4538790), (47, 4442220), (58, 3599730), (60, 3479739), (69, 3025860), (74, 2821410), (87, 2399820), (90, 2319826), (92, 2269395), (94, 2221110), (111, 1880940), (115, 1815516), (116, 1799865), (138, 1512930), (141, 1480740), (145, 1439892), (148, 1410705), (174, 1199910), (180, 1159913), (185, 1128564), (188, 1110555), (207, 1008620), (222, 940470), (230, 907758), (235, 888444), (261, 799940), (276, 756465), (282, 740370), (290, 719946), (333, 626980), (345, 605172), (348, 599955), (370, 564282), (414, 504310), (423, 493580), (435, 479964), (444, 470235), (460, 453879), (470, 444222), (522, 399970), (555, 376188), (564, 370185), (580, 359973), (666, 313490), (667, 313020), (690, 302586), (705, 296148), (740, 282141), (828, 252155), (846, 246790), (851, 245340), (870, 239982), (940, 222111), (1035, 201724), (1044, 199985), (1073, 194580), (1081, 193140), (1110, 188094), (1305, 159988), (1332, 156745), (1334, 156510), (1363, 153180), (1380, 151293), (1410, 148074), (1665, 125396), (1692, 123395), (1702, 122670), (1739, 120060), (1740, 119991), (2001, 104340), (2070, 100862), (2115, 98716), (2146, 97290), (2162, 96570), (2220, 94047), (2553, 81780), (2610, 79994), (2668, 78255), (2726, 76590), (2820, 74037), (3219, 64860), (3243, 64380), (3330, 62698), (3335, 62604), (3404, 61335), (3478, 60030), (4002, 52170), (4089, 51060), (4140, 50431), (4230, 49358), (4255, 49068), (4292, 48645), (4324, 48285), (5106, 40890), (5217, 40020), (5220, 39997), (5365, 38916), (5405, 38628), (5452, 38295), (6003, 34780), (6438, 32430), (6486, 32190), (6660, 31349), (6670, 31302), (6815, 30636), (6956, 30015), (7659, 27260), (8004, 26085), (8178, 25530), (8460, 24679), (8510, 24534), (8695, 24012), (9657, 21620), (9729, 21460), (10005, 20868), (10212, 20445), (10434, 20010), (10730, 19458), (10810, 19314), (12006, 17390), (12267, 17020), (12765, 16356), (12876, 16215), (12972, 16095), (13340, 15651), (13630, 15318)]