251964180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1$

素因数の和:183

約数の個数: 288

約数和(自身を含む): 880588800

約数和(自身を除く): 628624620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 29, 30, 36, 39, 45, 47, 52, 58, 60, 65, 78, 79, 87, 90, 94, 116, 117, 130, 141, 145, 156, 158, 174, 180, 188, 195, 234, 235, 237, 260, 261, 282, 290, 316, 348, 377, 390, 395, 423, 435, 468, 470, 474, 522, 564, 580, 585, 611, 705, 711, 754, 780, 790, 846, 870, 940, 948, 1027, 1044, 1131, 1170, 1185, 1222, 1305, 1363, 1410, 1422, 1508, 1580, 1692, 1740, 1833, 1885, 2054, 2115, 2262, 2291, 2340, 2370, 2444, 2610, 2726, 2820, 2844, 3055, 3081, 3393, 3555, 3666, 3713, 3770, 4089, 4108, 4230, 4524, 4582, 4740, 5135, 5220, 5452, 5499, 5655, 6110, 6162, 6786, 6815, 6873, 7110, 7332, 7426, 7540, 8178, 8460, 9164, 9165, 9243, 10270, 10998, 11139, 11310, 11455, 12220, 12267, 12324, 13572, 13630, 13746, 14220, 14852, 15405, 16356, 16965, 17719, 18330, 18486, 18565, 20445, 20540, 20619, 21996, 22278, 22620, 22910, 24534, 27260, 27492, 27495, 29783, 30810, 33417, 33930, 34365, 35438, 36660, 36972, 37130, 40890, 41238, 44556, 45820, 46215, 48269, 49068, 53157, 54990, 55695, 59566, 61335, 61620, 66834, 67860, 68730, 70876, 74260, 81780, 82476, 88595, 89349, 92430, 96538, 103095, 106314, 107677, 109980, 111390, 119132, 122670, 133668, 137460, 144807, 148915, 159471, 167085, 177190, 178698, 184860, 193076, 206190, 212628, 215354, 222780, 241345, 245340, 265785, 268047, 289614, 297830, 318942, 323031, 334170, 354380, 357396, 412380, 430708, 434421, 446745, 482690, 531570, 536094, 538385, 579228, 595660, 637884, 646062, 668340, 724035, 797355, 868842, 893490, 965380, 969093, 1063140, 1072188, 1076770, 1292124, 1340235, 1399801, 1448070, 1594710, 1615155, 1737684, 1786980, 1938186, 2153540, 2172105, 2680470, 2799602, 2896140, 3189420, 3230310, 3876372, 4199403, 4344210, 4845465, 5360940, 5599204, 6460620, 6999005, 8398806, 8688420, 9690930, 12598209, 13998010, 16797612, 19381860, 20997015, 25196418, 27996020, 41994030, 50392836, 62991045, 83988060, 125982090, 251964180]

約数ペア:

[(1, 251964180), (2, 125982090), (3, 83988060), (4, 62991045), (5, 50392836), (6, 41994030), (9, 27996020), (10, 25196418), (12, 20997015), (13, 19381860), (15, 16797612), (18, 13998010), (20, 12598209), (26, 9690930), (29, 8688420), (30, 8398806), (36, 6999005), (39, 6460620), (45, 5599204), (47, 5360940), (52, 4845465), (58, 4344210), (60, 4199403), (65, 3876372), (78, 3230310), (79, 3189420), (87, 2896140), (90, 2799602), (94, 2680470), (116, 2172105), (117, 2153540), (130, 1938186), (141, 1786980), (145, 1737684), (156, 1615155), (158, 1594710), (174, 1448070), (180, 1399801), (188, 1340235), (195, 1292124), (234, 1076770), (235, 1072188), (237, 1063140), (260, 969093), (261, 965380), (282, 893490), (290, 868842), (316, 797355), (348, 724035), (377, 668340), (390, 646062), (395, 637884), (423, 595660), (435, 579228), (468, 538385), (470, 536094), (474, 531570), (522, 482690), (564, 446745), (580, 434421), (585, 430708), (611, 412380), (705, 357396), (711, 354380), (754, 334170), (780, 323031), (790, 318942), (846, 297830), (870, 289614), (940, 268047), (948, 265785), (1027, 245340), (1044, 241345), (1131, 222780), (1170, 215354), (1185, 212628), (1222, 206190), (1305, 193076), (1363, 184860), (1410, 178698), (1422, 177190), (1508, 167085), (1580, 159471), (1692, 148915), (1740, 144807), (1833, 137460), (1885, 133668), (2054, 122670), (2115, 119132), (2262, 111390), (2291, 109980), (2340, 107677), (2370, 106314), (2444, 103095), (2610, 96538), (2726, 92430), (2820, 89349), (2844, 88595), (3055, 82476), (3081, 81780), (3393, 74260), (3555, 70876), (3666, 68730), (3713, 67860), (3770, 66834), (4089, 61620), (4108, 61335), (4230, 59566), (4524, 55695), (4582, 54990), (4740, 53157), (5135, 49068), (5220, 48269), (5452, 46215), (5499, 45820), (5655, 44556), (6110, 41238), (6162, 40890), (6786, 37130), (6815, 36972), (6873, 36660), (7110, 35438), (7332, 34365), (7426, 33930), (7540, 33417), (8178, 30810), (8460, 29783), (9164, 27495), (9165, 27492), (9243, 27260), (10270, 24534), (10998, 22910), (11139, 22620), (11310, 22278), (11455, 21996), (12220, 20619), (12267, 20540), (12324, 20445), (13572, 18565), (13630, 18486), (13746, 18330), (14220, 17719), (14852, 16965), (15405, 16356)]